12640419428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{70439}}^1$

素因数の和:70509

約数の個数: 96

約数和(自身を含む): 29821478400

約数和(自身を除く): 17181058972

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 29, 34, 52, 58, 68, 91, 116, 119, 182, 203, 221, 238, 364, 377, 406, 442, 476, 493, 754, 812, 884, 986, 1508, 1547, 1972, 2639, 3094, 3451, 5278, 6188, 6409, 6902, 10556, 12818, 13804, 25636, 44863, 70439, 89726, 140878, 179452, 281756, 493073, 915707, 986146, 1197463, 1831414, 1972292, 2042731, 2394926, 3662828, 4085462, 4789852, 6409949, 8170924, 8382241, 12819898, 14299117, 15567019, 16764482, 25639796, 26555503, 28598234, 31134038, 33528964, 34726427, 53111006, 57196468, 62268076, 69452854, 106222012, 108969133, 138905708, 185888521, 217938266, 243084989, 371777042, 435876532, 451443551, 486169978, 743554084, 902887102, 972339956, 1805774204, 3160104857, 6320209714, 12640419428]

約数ペア:

[(1, 12640419428), (2, 6320209714), (4, 3160104857), (7, 1805774204), (13, 972339956), (14, 902887102), (17, 743554084), (26, 486169978), (28, 451443551), (29, 435876532), (34, 371777042), (52, 243084989), (58, 217938266), (68, 185888521), (91, 138905708), (116, 108969133), (119, 106222012), (182, 69452854), (203, 62268076), (221, 57196468), (238, 53111006), (364, 34726427), (377, 33528964), (406, 31134038), (442, 28598234), (476, 26555503), (493, 25639796), (754, 16764482), (812, 15567019), (884, 14299117), (986, 12819898), (1508, 8382241), (1547, 8170924), (1972, 6409949), (2639, 4789852), (3094, 4085462), (3451, 3662828), (5278, 2394926), (6188, 2042731), (6409, 1972292), (6902, 1831414), (10556, 1197463), (12818, 986146), (13804, 915707), (25636, 493073), (44863, 281756), (70439, 179452), (89726, 140878)]