40352080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 98993664

約数和(自身を除く): 58641584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 307, 310, 424, 496, 530, 614, 620, 848, 1060, 1228, 1240, 1535, 1643, 2120, 2456, 2480, 3070, 3286, 4240, 4912, 6140, 6572, 8215, 9517, 12280, 13144, 16271, 16430, 19034, 24560, 26288, 32542, 32860, 38068, 47585, 65084, 65720, 76136, 81355, 95170, 130168, 131440, 152272, 162710, 190340, 260336, 325420, 380680, 504401, 650840, 761360, 1008802, 1301680, 2017604, 2522005, 4035208, 5044010, 8070416, 10088020, 20176040, 40352080]

約数ペア:

[(1, 40352080), (2, 20176040), (4, 10088020), (5, 8070416), (8, 5044010), (10, 4035208), (16, 2522005), (20, 2017604), (31, 1301680), (40, 1008802), (53, 761360), (62, 650840), (80, 504401), (106, 380680), (124, 325420), (155, 260336), (212, 190340), (248, 162710), (265, 152272), (307, 131440), (310, 130168), (424, 95170), (496, 81355), (530, 76136), (614, 65720), (620, 65084), (848, 47585), (1060, 38068), (1228, 32860), (1240, 32542), (1535, 26288), (1643, 24560), (2120, 19034), (2456, 16430), (2480, 16271), (3070, 13144), (3286, 12280), (4240, 9517), (4912, 8215), (6140, 6572)]