2018289980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{18043}}^1$

素因数の和:18123

約数の個数: 96

約数和(自身を含む): 5238245376

約数和(自身を除く): 3219955396

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 68, 70, 85, 94, 119, 140, 170, 188, 235, 238, 329, 340, 470, 476, 595, 658, 799, 940, 1190, 1316, 1598, 1645, 2380, 3196, 3290, 3995, 5593, 6580, 7990, 11186, 15980, 18043, 22372, 27965, 36086, 55930, 72172, 90215, 111860, 126301, 180430, 252602, 306731, 360860, 505204, 613462, 631505, 848021, 1226924, 1263010, 1533655, 1696042, 2147117, 2526020, 3067310, 3392084, 4240105, 4294234, 5936147, 6134620, 8480210, 8588468, 10735585, 11872294, 14416357, 16960420, 21471170, 23744588, 28832714, 29680735, 42942340, 57665428, 59361470, 72081785, 100914499, 118722940, 144163570, 201828998, 288327140, 403657996, 504572495, 1009144990, 2018289980]

約数ペア:

[(1, 2018289980), (2, 1009144990), (4, 504572495), (5, 403657996), (7, 288327140), (10, 201828998), (14, 144163570), (17, 118722940), (20, 100914499), (28, 72081785), (34, 59361470), (35, 57665428), (47, 42942340), (68, 29680735), (70, 28832714), (85, 23744588), (94, 21471170), (119, 16960420), (140, 14416357), (170, 11872294), (188, 10735585), (235, 8588468), (238, 8480210), (329, 6134620), (340, 5936147), (470, 4294234), (476, 4240105), (595, 3392084), (658, 3067310), (799, 2526020), (940, 2147117), (1190, 1696042), (1316, 1533655), (1598, 1263010), (1645, 1226924), (2380, 848021), (3196, 631505), (3290, 613462), (3995, 505204), (5593, 360860), (6580, 306731), (7990, 252602), (11186, 180430), (15980, 126301), (18043, 111860), (22372, 90215), (27965, 72172), (36086, 55930)]