12156937720

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{18461}}^1$

素因数の和:18736

約数の個数: 64

約数和(自身を含む): 27794910240

約数和(自身を除く): 15637972520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 163, 202, 326, 404, 505, 652, 808, 815, 1010, 1304, 1630, 2020, 3260, 4040, 6520, 16463, 18461, 32926, 36922, 65852, 73844, 82315, 92305, 131704, 147688, 164630, 184610, 329260, 369220, 658520, 738440, 1864561, 3009143, 3729122, 6018286, 7458244, 9322805, 12036572, 14916488, 15045715, 18645610, 24073144, 30091430, 37291220, 60182860, 74582440, 120365720, 303923443, 607846886, 1215693772, 1519617215, 2431387544, 3039234430, 6078468860, 12156937720]

約数ペア:

[(1, 12156937720), (2, 6078468860), (4, 3039234430), (5, 2431387544), (8, 1519617215), (10, 1215693772), (20, 607846886), (40, 303923443), (101, 120365720), (163, 74582440), (202, 60182860), (326, 37291220), (404, 30091430), (505, 24073144), (652, 18645610), (808, 15045715), (815, 14916488), (1010, 12036572), (1304, 9322805), (1630, 7458244), (2020, 6018286), (3260, 3729122), (4040, 3009143), (6520, 1864561), (16463, 738440), (18461, 658520), (32926, 369220), (36922, 329260), (65852, 184610), (73844, 164630), (82315, 147688), (92305, 131704)]