681036260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{2273}}^1$

素因数の和:2564

約数の個数: 48

約数和(自身を含む): 1457834112

約数和(自身を除く): 776797852

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 211, 284, 355, 422, 710, 844, 1055, 1420, 2110, 2273, 4220, 4546, 9092, 11365, 14981, 22730, 29962, 45460, 59924, 74905, 149810, 161383, 299620, 322766, 479603, 645532, 806915, 959206, 1613830, 1918412, 2398015, 3227660, 4796030, 9592060, 34051813, 68103626, 136207252, 170259065, 340518130, 681036260]

約数ペア:

[(1, 681036260), (2, 340518130), (4, 170259065), (5, 136207252), (10, 68103626), (20, 34051813), (71, 9592060), (142, 4796030), (211, 3227660), (284, 2398015), (355, 1918412), (422, 1613830), (710, 959206), (844, 806915), (1055, 645532), (1420, 479603), (2110, 322766), (2273, 299620), (4220, 161383), (4546, 149810), (9092, 74905), (11365, 59924), (14981, 45460), (22730, 29962)]