2706990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 7644672

約数和(自身を除く): 4937682

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 631, 715, 858, 1262, 1430, 1893, 2145, 3155, 3786, 4290, 6310, 6941, 8203, 9465, 13882, 16406, 18930, 20823, 24609, 34705, 41015, 41646, 49218, 69410, 82030, 90233, 104115, 123045, 180466, 208230, 246090, 270699, 451165, 541398, 902330, 1353495, 2706990]

約数ペア:

[(1, 2706990), (2, 1353495), (3, 902330), (5, 541398), (6, 451165), (10, 270699), (11, 246090), (13, 208230), (15, 180466), (22, 123045), (26, 104115), (30, 90233), (33, 82030), (39, 69410), (55, 49218), (65, 41646), (66, 41015), (78, 34705), (110, 24609), (130, 20823), (143, 18930), (165, 16406), (195, 13882), (286, 9465), (330, 8203), (390, 6941), (429, 6310), (631, 4290), (715, 3786), (858, 3155), (1262, 2145), (1430, 1893)]