20238934040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{23689}}^1$

素因数の和:23797

約数の個数: 128

約数和(自身を含む): 51579763200

約数和(自身を除く): 31340829160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 53, 62, 65, 104, 106, 124, 130, 155, 212, 248, 260, 265, 310, 403, 424, 520, 530, 620, 689, 806, 1060, 1240, 1378, 1612, 1643, 2015, 2120, 2756, 3224, 3286, 3445, 4030, 5512, 6572, 6890, 8060, 8215, 13144, 13780, 16120, 16430, 21359, 23689, 27560, 32860, 42718, 47378, 65720, 85436, 94756, 106795, 118445, 170872, 189512, 213590, 236890, 307957, 427180, 473780, 615914, 734359, 854360, 947560, 1231828, 1255517, 1468718, 1539785, 2463656, 2511034, 2937436, 3079570, 3671795, 5022068, 5874872, 6159140, 6277585, 7343590, 9546667, 10044136, 12318280, 12555170, 14687180, 16321721, 19093334, 25110340, 29374360, 32643442, 38186668, 38921027, 47733335, 50220680, 65286884, 76373336, 77842054, 81608605, 95466670, 130573768, 155684108, 163217210, 190933340, 194605135, 311368216, 326434420, 381866680, 389210270, 505973351, 652868840, 778420540, 1011946702, 1556841080, 2023893404, 2529866755, 4047786808, 5059733510, 10119467020, 20238934040]

約数ペア:

[(1, 20238934040), (2, 10119467020), (4, 5059733510), (5, 4047786808), (8, 2529866755), (10, 2023893404), (13, 1556841080), (20, 1011946702), (26, 778420540), (31, 652868840), (40, 505973351), (52, 389210270), (53, 381866680), (62, 326434420), (65, 311368216), (104, 194605135), (106, 190933340), (124, 163217210), (130, 155684108), (155, 130573768), (212, 95466670), (248, 81608605), (260, 77842054), (265, 76373336), (310, 65286884), (403, 50220680), (424, 47733335), (520, 38921027), (530, 38186668), (620, 32643442), (689, 29374360), (806, 25110340), (1060, 19093334), (1240, 16321721), (1378, 14687180), (1612, 12555170), (1643, 12318280), (2015, 10044136), (2120, 9546667), (2756, 7343590), (3224, 6277585), (3286, 6159140), (3445, 5874872), (4030, 5022068), (5512, 3671795), (6572, 3079570), (6890, 2937436), (8060, 2511034), (8215, 2463656), (13144, 1539785), (13780, 1468718), (16120, 1255517), (16430, 1231828), (21359, 947560), (23689, 854360), (27560, 734359), (32860, 615914), (42718, 473780), (47378, 427180), (65720, 307957), (85436, 236890), (94756, 213590), (106795, 189512), (118445, 170872)]