2017788220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{2113}}^1$

素因数の和:2507

約数の個数: 96

約数和(自身を含む): 5114188800

約数和(自身を除く): 3096400580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 359, 380, 532, 665, 718, 1330, 1436, 1795, 2113, 2513, 2660, 3590, 4226, 5026, 6821, 7180, 8452, 10052, 10565, 12565, 13642, 14791, 21130, 25130, 27284, 29582, 34105, 40147, 42260, 47747, 50260, 59164, 68210, 73955, 80294, 95494, 136420, 147910, 160588, 190988, 200735, 238735, 281029, 295820, 401470, 477470, 562058, 758567, 802940, 954940, 1124116, 1405145, 1517134, 2810290, 3034268, 3792835, 5309969, 5620580, 7585670, 10619938, 14412773, 15171340, 21239876, 26549845, 28825546, 53099690, 57651092, 72063865, 100889411, 106199380, 144127730, 201778822, 288255460, 403557644, 504447055, 1008894110, 2017788220]

約数ペア:

[(1, 2017788220), (2, 1008894110), (4, 504447055), (5, 403557644), (7, 288255460), (10, 201778822), (14, 144127730), (19, 106199380), (20, 100889411), (28, 72063865), (35, 57651092), (38, 53099690), (70, 28825546), (76, 26549845), (95, 21239876), (133, 15171340), (140, 14412773), (190, 10619938), (266, 7585670), (359, 5620580), (380, 5309969), (532, 3792835), (665, 3034268), (718, 2810290), (1330, 1517134), (1436, 1405145), (1795, 1124116), (2113, 954940), (2513, 802940), (2660, 758567), (3590, 562058), (4226, 477470), (5026, 401470), (6821, 295820), (7180, 281029), (8452, 238735), (10052, 200735), (10565, 190988), (12565, 160588), (13642, 147910), (14791, 136420), (21130, 95494), (25130, 80294), (27284, 73955), (29582, 68210), (34105, 59164), (40147, 50260), (42260, 47747)]