9945804980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{707383}}^1$

素因数の和:707448

約数の個数: 48

約数和(自身を含む): 22579697280

約数和(自身を除く): 12633892300

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 14060, 707383, 1414766, 2829532, 3536915, 7073830, 13440277, 14147660, 26173171, 26880554, 52346342, 53761108, 67201385, 104692684, 130865855, 134402770, 261731710, 268805540, 497290249, 523463420, 994580498, 1989160996, 2486451245, 4972902490, 9945804980]

約数ペア:

[(1, 9945804980), (2, 4972902490), (4, 2486451245), (5, 1989160996), (10, 994580498), (19, 523463420), (20, 497290249), (37, 268805540), (38, 261731710), (74, 134402770), (76, 130865855), (95, 104692684), (148, 67201385), (185, 53761108), (190, 52346342), (370, 26880554), (380, 26173171), (703, 14147660), (740, 13440277), (1406, 7073830), (2812, 3536915), (3515, 2829532), (7030, 1414766), (14060, 707383)]