2163980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 96

約数和(自身を含む): 5927040

約数和(自身を除く): 3763060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 41, 52, 58, 65, 70, 82, 91, 116, 130, 140, 145, 164, 182, 203, 205, 260, 287, 290, 364, 377, 406, 410, 455, 533, 574, 580, 754, 812, 820, 910, 1015, 1066, 1148, 1189, 1435, 1508, 1820, 1885, 2030, 2132, 2378, 2639, 2665, 2870, 3731, 3770, 4060, 4756, 5278, 5330, 5740, 5945, 7462, 7540, 8323, 10556, 10660, 11890, 13195, 14924, 15457, 16646, 18655, 23780, 26390, 30914, 33292, 37310, 41615, 52780, 61828, 74620, 77285, 83230, 108199, 154570, 166460, 216398, 309140, 432796, 540995, 1081990, 2163980]

約数ペア:

[(1, 2163980), (2, 1081990), (4, 540995), (5, 432796), (7, 309140), (10, 216398), (13, 166460), (14, 154570), (20, 108199), (26, 83230), (28, 77285), (29, 74620), (35, 61828), (41, 52780), (52, 41615), (58, 37310), (65, 33292), (70, 30914), (82, 26390), (91, 23780), (116, 18655), (130, 16646), (140, 15457), (145, 14924), (164, 13195), (182, 11890), (203, 10660), (205, 10556), (260, 8323), (287, 7540), (290, 7462), (364, 5945), (377, 5740), (406, 5330), (410, 5278), (455, 4756), (533, 4060), (574, 3770), (580, 3731), (754, 2870), (812, 2665), (820, 2639), (910, 2378), (1015, 2132), (1066, 2030), (1148, 1885), (1189, 1820), (1435, 1508)]