39720108

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 100236528

約数和(自身を除く): 60516420

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 53, 57, 76, 106, 114, 159, 173, 212, 228, 318, 346, 361, 519, 636, 692, 722, 1007, 1038, 1083, 1444, 2014, 2076, 2166, 3021, 3287, 4028, 4332, 6042, 6574, 9169, 9861, 12084, 13148, 18338, 19133, 19722, 27507, 36676, 38266, 39444, 55014, 57399, 62453, 76532, 110028, 114798, 124906, 174211, 187359, 229596, 249812, 348422, 374718, 522633, 696844, 749436, 1045266, 2090532, 3310009, 6620018, 9930027, 13240036, 19860054, 39720108]

約数ペア:

[(1, 39720108), (2, 19860054), (3, 13240036), (4, 9930027), (6, 6620018), (12, 3310009), (19, 2090532), (38, 1045266), (53, 749436), (57, 696844), (76, 522633), (106, 374718), (114, 348422), (159, 249812), (173, 229596), (212, 187359), (228, 174211), (318, 124906), (346, 114798), (361, 110028), (519, 76532), (636, 62453), (692, 57399), (722, 55014), (1007, 39444), (1038, 38266), (1083, 36676), (1444, 27507), (2014, 19722), (2076, 19133), (2166, 18338), (3021, 13148), (3287, 12084), (4028, 9861), (4332, 9169), (6042, 6574)]