20703620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8699}}^1$

素因数の和:8732

約数の個数: 48

約数和(自身を含む): 52617600

約数和(自身を除く): 31913980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 8699, 17398, 34796, 43495, 60893, 86990, 121786, 147883, 173980, 243572, 295766, 304465, 591532, 608930, 739415, 1035181, 1217860, 1478830, 2070362, 2957660, 4140724, 5175905, 10351810, 20703620]

約数ペア:

[(1, 20703620), (2, 10351810), (4, 5175905), (5, 4140724), (7, 2957660), (10, 2070362), (14, 1478830), (17, 1217860), (20, 1035181), (28, 739415), (34, 608930), (35, 591532), (68, 304465), (70, 295766), (85, 243572), (119, 173980), (140, 147883), (170, 121786), (238, 86990), (340, 60893), (476, 43495), (595, 34796), (1190, 17398), (2380, 8699)]