20478140520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{110597}}^1$

素因数の和:112154

約数の個数: 64

約数和(自身を含む): 61474792320

約数和(自身を除く): 40996651800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1543, 3086, 4629, 6172, 7715, 9258, 12344, 15430, 18516, 23145, 30860, 37032, 46290, 61720, 92580, 110597, 185160, 221194, 331791, 442388, 552985, 663582, 884776, 1105970, 1327164, 1658955, 2211940, 2654328, 3317910, 4423880, 6635820, 13271640, 170651171, 341302342, 511953513, 682604684, 853255855, 1023907026, 1365209368, 1706511710, 2047814052, 2559767565, 3413023420, 4095628104, 5119535130, 6826046840, 10239070260, 20478140520]

約数ペア:

[(1, 20478140520), (2, 10239070260), (3, 6826046840), (4, 5119535130), (5, 4095628104), (6, 3413023420), (8, 2559767565), (10, 2047814052), (12, 1706511710), (15, 1365209368), (20, 1023907026), (24, 853255855), (30, 682604684), (40, 511953513), (60, 341302342), (120, 170651171), (1543, 13271640), (3086, 6635820), (4629, 4423880), (6172, 3317910), (7715, 2654328), (9258, 2211940), (12344, 1658955), (15430, 1327164), (18516, 1105970), (23145, 884776), (30860, 663582), (37032, 552985), (46290, 442388), (61720, 331791), (92580, 221194), (110597, 185160)]