20027966070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1\times {\mathrm{1019}}^1$

素因数の和:1750

約数の個数: 128

約数和(自身を含む): 55407836160

約数和(自身を除く): 35379870090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 173, 210, 346, 519, 541, 865, 1019, 1038, 1082, 1211, 1623, 1730, 2038, 2422, 2595, 2705, 3057, 3246, 3633, 3787, 5095, 5190, 5410, 6055, 6114, 7133, 7266, 7574, 8115, 10190, 11361, 12110, 14266, 15285, 16230, 18165, 18935, 21399, 22722, 30570, 35665, 36330, 37870, 42798, 56805, 71330, 93593, 106995, 113610, 176287, 187186, 213990, 280779, 352574, 467965, 528861, 551279, 561558, 655151, 881435, 935930, 1057722, 1102558, 1234009, 1310302, 1403895, 1653837, 1762870, 1965453, 2468018, 2644305, 2756395, 2807790, 3275755, 3307674, 3702027, 3858953, 3930906, 5288610, 5512790, 6170045, 6551510, 7404054, 7717906, 8269185, 9827265, 11576859, 12340090, 16538370, 18510135, 19294765, 19654530, 23153718, 37020270, 38589530, 57884295, 95371267, 115768590, 190742534, 286113801, 476856335, 572227602, 667598869, 953712670, 1335197738, 1430569005, 2002796607, 2861138010, 3337994345, 4005593214, 6675988690, 10013983035, 20027966070]

約数ペア:

[(1, 20027966070), (2, 10013983035), (3, 6675988690), (5, 4005593214), (6, 3337994345), (7, 2861138010), (10, 2002796607), (14, 1430569005), (15, 1335197738), (21, 953712670), (30, 667598869), (35, 572227602), (42, 476856335), (70, 286113801), (105, 190742534), (173, 115768590), (210, 95371267), (346, 57884295), (519, 38589530), (541, 37020270), (865, 23153718), (1019, 19654530), (1038, 19294765), (1082, 18510135), (1211, 16538370), (1623, 12340090), (1730, 11576859), (2038, 9827265), (2422, 8269185), (2595, 7717906), (2705, 7404054), (3057, 6551510), (3246, 6170045), (3633, 5512790), (3787, 5288610), (5095, 3930906), (5190, 3858953), (5410, 3702027), (6055, 3307674), (6114, 3275755), (7133, 2807790), (7266, 2756395), (7574, 2644305), (8115, 2468018), (10190, 1965453), (11361, 1762870), (12110, 1653837), (14266, 1403895), (15285, 1310302), (16230, 1234009), (18165, 1102558), (18935, 1057722), (21399, 935930), (22722, 881435), (30570, 655151), (35665, 561558), (36330, 551279), (37870, 528861), (42798, 467965), (56805, 352574), (71330, 280779), (93593, 213990), (106995, 187186), (113610, 176287)]