2441970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 6507072

約数和(自身を除く): 4065102

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 631, 645, 774, 1262, 1290, 1893, 1935, 3155, 3786, 3870, 5679, 6310, 9465, 11358, 18930, 27133, 28395, 54266, 56790, 81399, 135665, 162798, 244197, 271330, 406995, 488394, 813990, 1220985, 2441970]

約数ペア:

[(1, 2441970), (2, 1220985), (3, 813990), (5, 488394), (6, 406995), (9, 271330), (10, 244197), (15, 162798), (18, 135665), (30, 81399), (43, 56790), (45, 54266), (86, 28395), (90, 27133), (129, 18930), (215, 11358), (258, 9465), (387, 6310), (430, 5679), (631, 3870), (645, 3786), (774, 3155), (1262, 1935), (1290, 1893)]