2920404804

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{523}}^1\times {\mathrm{1289}}^1$

素因数の和:1857

約数の個数: 72

約数和(自身を含む): 7211141280

約数和(自身を除く): 4290736476

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 361, 523, 722, 1046, 1083, 1289, 1444, 1569, 2092, 2166, 2578, 3138, 3867, 4332, 5156, 6276, 7734, 9937, 15468, 19874, 24491, 29811, 39748, 48982, 59622, 73473, 97964, 119244, 146946, 188803, 293892, 377606, 465329, 566409, 674147, 755212, 930658, 1132818, 1348294, 1395987, 1861316, 2022441, 2265636, 2696588, 2791974, 4044882, 5583948, 8089764, 12808793, 25617586, 38426379, 51235172, 76852758, 153705516, 243367067, 486734134, 730101201, 973468268, 1460202402, 2920404804]

約数ペア:

[(1, 2920404804), (2, 1460202402), (3, 973468268), (4, 730101201), (6, 486734134), (12, 243367067), (19, 153705516), (38, 76852758), (57, 51235172), (76, 38426379), (114, 25617586), (228, 12808793), (361, 8089764), (523, 5583948), (722, 4044882), (1046, 2791974), (1083, 2696588), (1289, 2265636), (1444, 2022441), (1569, 1861316), (2092, 1395987), (2166, 1348294), (2578, 1132818), (3138, 930658), (3867, 755212), (4332, 674147), (5156, 566409), (6276, 465329), (7734, 377606), (9937, 293892), (15468, 188803), (19874, 146946), (24491, 119244), (29811, 97964), (39748, 73473), (48982, 59622)]