636985348

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 1199520000

約数和(自身を除く): 562534652

約数列:

[1, 2, 4, 29, 41, 58, 67, 82, 116, 134, 164, 268, 1189, 1943, 1999, 2378, 2747, 3886, 3998, 4756, 5494, 7772, 7996, 10988, 57971, 79663, 81959, 115942, 133933, 159326, 163918, 231884, 267866, 318652, 327836, 535732, 2376811, 3884057, 4753622, 5491253, 7768114, 9507244, 10982506, 15536228, 21965012, 159246337, 318492674, 636985348]

約数ペア:

[(1, 636985348), (2, 318492674), (4, 159246337), (29, 21965012), (41, 15536228), (58, 10982506), (67, 9507244), (82, 7768114), (116, 5491253), (134, 4753622), (164, 3884057), (268, 2376811), (1189, 535732), (1943, 327836), (1999, 318652), (2378, 267866), (2747, 231884), (3886, 163918), (3998, 159326), (4756, 133933), (5494, 115942), (7772, 81959), (7996, 79663), (10988, 57971)]