38603080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 89812800

約数和(自身を除く): 51209720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 131, 139, 212, 262, 265, 278, 424, 524, 530, 556, 655, 695, 1048, 1060, 1112, 1310, 1390, 2120, 2620, 2780, 5240, 5560, 6943, 7367, 13886, 14734, 18209, 27772, 29468, 34715, 36418, 36835, 55544, 58936, 69430, 72836, 73670, 91045, 138860, 145672, 147340, 182090, 277720, 294680, 364180, 728360, 965077, 1930154, 3860308, 4825385, 7720616, 9650770, 19301540, 38603080]

約数ペア:

[(1, 38603080), (2, 19301540), (4, 9650770), (5, 7720616), (8, 4825385), (10, 3860308), (20, 1930154), (40, 965077), (53, 728360), (106, 364180), (131, 294680), (139, 277720), (212, 182090), (262, 147340), (265, 145672), (278, 138860), (424, 91045), (524, 73670), (530, 72836), (556, 69430), (655, 58936), (695, 55544), (1048, 36835), (1060, 36418), (1112, 34715), (1310, 29468), (1390, 27772), (2120, 18209), (2620, 14734), (2780, 13886), (5240, 7367), (5560, 6943)]