408735530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1999}}^1$

素因数の和:2163

約数の個数: 64

約数和(自身を含む): 884736000

約数和(自身を除く): 476000470

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 127, 161, 230, 254, 322, 635, 805, 889, 1270, 1610, 1778, 1999, 2921, 3998, 4445, 5842, 8890, 9995, 13993, 14605, 19990, 20447, 27986, 29210, 40894, 45977, 69965, 91954, 102235, 139930, 204470, 229885, 253873, 321839, 459770, 507746, 643678, 1269365, 1609195, 1777111, 2538730, 3218390, 3554222, 5839079, 8885555, 11678158, 17771110, 29195395, 40873553, 58390790, 81747106, 204367765, 408735530]

約数ペア:

[(1, 408735530), (2, 204367765), (5, 81747106), (7, 58390790), (10, 40873553), (14, 29195395), (23, 17771110), (35, 11678158), (46, 8885555), (70, 5839079), (115, 3554222), (127, 3218390), (161, 2538730), (230, 1777111), (254, 1609195), (322, 1269365), (635, 643678), (805, 507746), (889, 459770), (1270, 321839), (1610, 253873), (1778, 229885), (1999, 204470), (2921, 139930), (3998, 102235), (4445, 91954), (5842, 69965), (8890, 45977), (9995, 40894), (13993, 29210), (14605, 27986), (19990, 20447)]