40807004

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 90608112

約数和(自身を除く): 49801108

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 49, 68, 74, 98, 119, 148, 196, 238, 259, 331, 476, 518, 629, 662, 833, 1036, 1258, 1324, 1666, 1813, 2317, 2516, 3332, 3626, 4403, 4634, 5627, 7252, 8806, 9268, 11254, 12247, 16219, 17612, 22508, 24494, 30821, 32438, 39389, 48988, 61642, 64876, 78778, 85729, 123284, 157556, 171458, 208199, 275723, 342916, 416398, 551446, 600103, 832796, 1102892, 1200206, 1457393, 2400412, 2914786, 5829572, 10201751, 20403502, 40807004]

約数ペア:

[(1, 40807004), (2, 20403502), (4, 10201751), (7, 5829572), (14, 2914786), (17, 2400412), (28, 1457393), (34, 1200206), (37, 1102892), (49, 832796), (68, 600103), (74, 551446), (98, 416398), (119, 342916), (148, 275723), (196, 208199), (238, 171458), (259, 157556), (331, 123284), (476, 85729), (518, 78778), (629, 64876), (662, 61642), (833, 48988), (1036, 39389), (1258, 32438), (1324, 30821), (1666, 24494), (1813, 22508), (2317, 17612), (2516, 16219), (3332, 12247), (3626, 11254), (4403, 9268), (4634, 8806), (5627, 7252)]