28414620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12143}}^1$

素因数の和:12171

約数の個数: 72

約数和(自身を含む): 92828736

約数和(自身を除く): 64414116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 12143, 24286, 36429, 48572, 60715, 72858, 109287, 121430, 145716, 157859, 182145, 218574, 242860, 315718, 364290, 437148, 473577, 546435, 631436, 728580, 789295, 947154, 1092870, 1420731, 1578590, 1894308, 2185740, 2367885, 2841462, 3157180, 4735770, 5682924, 7103655, 9471540, 14207310, 28414620]

約数ペア:

[(1, 28414620), (2, 14207310), (3, 9471540), (4, 7103655), (5, 5682924), (6, 4735770), (9, 3157180), (10, 2841462), (12, 2367885), (13, 2185740), (15, 1894308), (18, 1578590), (20, 1420731), (26, 1092870), (30, 947154), (36, 789295), (39, 728580), (45, 631436), (52, 546435), (60, 473577), (65, 437148), (78, 364290), (90, 315718), (117, 242860), (130, 218574), (156, 182145), (180, 157859), (195, 145716), (234, 121430), (260, 109287), (390, 72858), (468, 60715), (585, 48572), (780, 36429), (1170, 24286), (2340, 12143)]