40316520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19763}}^1$

素因数の和:19794

約数の個数: 64

約数和(自身を含む): 128070720

約数和(自身を除く): 87754200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 19763, 39526, 59289, 79052, 98815, 118578, 158104, 197630, 237156, 296445, 335971, 395260, 474312, 592890, 671942, 790520, 1007913, 1185780, 1343884, 1679855, 2015826, 2371560, 2687768, 3359710, 4031652, 5039565, 6719420, 8063304, 10079130, 13438840, 20158260, 40316520]

約数ペア:

[(1, 40316520), (2, 20158260), (3, 13438840), (4, 10079130), (5, 8063304), (6, 6719420), (8, 5039565), (10, 4031652), (12, 3359710), (15, 2687768), (17, 2371560), (20, 2015826), (24, 1679855), (30, 1343884), (34, 1185780), (40, 1007913), (51, 790520), (60, 671942), (68, 592890), (85, 474312), (102, 395260), (120, 335971), (136, 296445), (170, 237156), (204, 197630), (255, 158104), (340, 118578), (408, 98815), (510, 79052), (680, 59289), (1020, 39526), (2040, 19763)]