20158260

素因数分解:

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

素因数の和:19792

約数の個数: 48

約数和(自身を含む): 59766336

約数和(自身を除く): 39608076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19763, 39526, 59289, 79052, 98815, 118578, 197630, 237156, 296445, 335971, 395260, 592890, 671942, 1007913, 1185780, 1343884, 1679855, 2015826, 3359710, 4031652, 5039565, 6719420, 10079130, 20158260]

約数ペア:

[(1, 20158260), (2, 10079130), (3, 6719420), (4, 5039565), (5, 4031652), (6, 3359710), (10, 2015826), (12, 1679855), (15, 1343884), (17, 1185780), (20, 1007913), (30, 671942), (34, 592890), (51, 395260), (60, 335971), (68, 296445), (85, 237156), (102, 197630), (170, 118578), (204, 98815), (255, 79052), (340, 59289), (510, 39526), (1020, 19763)]