40276730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{631}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 78357888

約数和(自身を除く): 38081158

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 491, 631, 982, 1262, 2455, 3155, 4910, 6310, 6383, 8203, 12766, 16406, 31915, 41015, 63830, 82030, 309821, 619642, 1549105, 3098210, 4027673, 8055346, 20138365, 40276730]

約数ペア:

[(1, 40276730), (2, 20138365), (5, 8055346), (10, 4027673), (13, 3098210), (26, 1549105), (65, 619642), (130, 309821), (491, 82030), (631, 63830), (982, 41015), (1262, 31915), (2455, 16406), (3155, 12766), (4910, 8203), (6310, 6383)]