40408136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 84240000

約数和(自身を除く): 43831864

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 89, 103, 116, 152, 178, 206, 232, 356, 412, 551, 712, 824, 1102, 1691, 1957, 2204, 2581, 2987, 3382, 3914, 4408, 5162, 5974, 6764, 7828, 9167, 10324, 11948, 13528, 15656, 18334, 20648, 23896, 36668, 49039, 56753, 73336, 98078, 113506, 174173, 196156, 227012, 265843, 348346, 392312, 454024, 531686, 696692, 1063372, 1393384, 2126744, 5051017, 10102034, 20204068, 40408136]

約数ペア:

[(1, 40408136), (2, 20204068), (4, 10102034), (8, 5051017), (19, 2126744), (29, 1393384), (38, 1063372), (58, 696692), (76, 531686), (89, 454024), (103, 392312), (116, 348346), (152, 265843), (178, 227012), (206, 196156), (232, 174173), (356, 113506), (412, 98078), (551, 73336), (712, 56753), (824, 49039), (1102, 36668), (1691, 23896), (1957, 20648), (2204, 18334), (2581, 15656), (2987, 13528), (3382, 11948), (3914, 10324), (4408, 9167), (5162, 7828), (5974, 6764)]