2017368220

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1057

約数の個数: 120

約数和(自身を含む): 5062370544

約数和(自身を除く): 3045002324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 343, 430, 490, 602, 686, 860, 977, 980, 1204, 1372, 1505, 1715, 1954, 2107, 2401, 3010, 3430, 3908, 4214, 4802, 4885, 6020, 6839, 6860, 8428, 9604, 9770, 10535, 12005, 13678, 14749, 19540, 21070, 24010, 27356, 29498, 34195, 42011, 42140, 47873, 48020, 58996, 68390, 73745, 84022, 95746, 103243, 136780, 147490, 168044, 191492, 206486, 210055, 239365, 294077, 294980, 335111, 412972, 420110, 478730, 516215, 588154, 670222, 840220, 957460, 1032430, 1176308, 1340444, 1470385, 1675555, 2058539, 2064860, 2345777, 2940770, 3351110, 4117078, 4691554, 5881540, 6702220, 8234156, 9383108, 10292695, 11728885, 14409773, 20585390, 23457770, 28819546, 41170780, 46915540, 57639092, 72048865, 100868411, 144097730, 201736822, 288195460, 403473644, 504342055, 1008684110, 2017368220]

約数ペア:

[(1, 2017368220), (2, 1008684110), (4, 504342055), (5, 403473644), (7, 288195460), (10, 201736822), (14, 144097730), (20, 100868411), (28, 72048865), (35, 57639092), (43, 46915540), (49, 41170780), (70, 28819546), (86, 23457770), (98, 20585390), (140, 14409773), (172, 11728885), (196, 10292695), (215, 9383108), (245, 8234156), (301, 6702220), (343, 5881540), (430, 4691554), (490, 4117078), (602, 3351110), (686, 2940770), (860, 2345777), (977, 2064860), (980, 2058539), (1204, 1675555), (1372, 1470385), (1505, 1340444), (1715, 1176308), (1954, 1032430), (2107, 957460), (2401, 840220), (3010, 670222), (3430, 588154), (3908, 516215), (4214, 478730), (4802, 420110), (4885, 412972), (6020, 335111), (6839, 294980), (6860, 294077), (8428, 239365), (9604, 210055), (9770, 206486), (10535, 191492), (12005, 168044), (13678, 147490), (14749, 136780), (19540, 103243), (21070, 95746), (24010, 84022), (27356, 73745), (29498, 68390), (34195, 58996), (42011, 48020), (42140, 47873)]