40537520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 102368448

約数和(自身を除く): 61830928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 727, 820, 1360, 1394, 1454, 1640, 2788, 2908, 3280, 3485, 3635, 5576, 5816, 6970, 7270, 11152, 11632, 12359, 13940, 14540, 24718, 27880, 29080, 29807, 49436, 55760, 58160, 59614, 61795, 98872, 119228, 123590, 149035, 197744, 238456, 247180, 298070, 476912, 494360, 506719, 596140, 988720, 1013438, 1192280, 2026876, 2384560, 2533595, 4053752, 5067190, 8107504, 10134380, 20268760, 40537520]

約数ペア:

[(1, 40537520), (2, 20268760), (4, 10134380), (5, 8107504), (8, 5067190), (10, 4053752), (16, 2533595), (17, 2384560), (20, 2026876), (34, 1192280), (40, 1013438), (41, 988720), (68, 596140), (80, 506719), (82, 494360), (85, 476912), (136, 298070), (164, 247180), (170, 238456), (205, 197744), (272, 149035), (328, 123590), (340, 119228), (410, 98872), (656, 61795), (680, 59614), (697, 58160), (727, 55760), (820, 49436), (1360, 29807), (1394, 29080), (1454, 27880), (1640, 24718), (2788, 14540), (2908, 13940), (3280, 12359), (3485, 11632), (3635, 11152), (5576, 7270), (5816, 6970)]