16544865820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{643}}^1\times {\mathrm{769}}^1$

素因数の和:1667

約数の個数: 96

約数和(自身を含む): 39987763200

約数和(自身を除く): 23442897380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 643, 769, 956, 1195, 1286, 1538, 1673, 2390, 2572, 3076, 3215, 3346, 3845, 4501, 4780, 5383, 6430, 6692, 7690, 8365, 9002, 10766, 12860, 15380, 16730, 18004, 21532, 22505, 26915, 33460, 45010, 53830, 90020, 107660, 153677, 183791, 307354, 367582, 494467, 614708, 735164, 768385, 918955, 988934, 1075739, 1286537, 1536770, 1837910, 1977868, 2151478, 2472335, 2573074, 3073540, 3461269, 3675820, 4302956, 4944670, 5146148, 5378695, 6432685, 6922538, 9889340, 10757390, 12865370, 13845076, 17306345, 21514780, 25730740, 34612690, 69225380, 118177613, 236355226, 472710452, 590888065, 827243291, 1181776130, 1654486582, 2363552260, 3308973164, 4136216455, 8272432910, 16544865820]

約数ペア:

[(1, 16544865820), (2, 8272432910), (4, 4136216455), (5, 3308973164), (7, 2363552260), (10, 1654486582), (14, 1181776130), (20, 827243291), (28, 590888065), (35, 472710452), (70, 236355226), (140, 118177613), (239, 69225380), (478, 34612690), (643, 25730740), (769, 21514780), (956, 17306345), (1195, 13845076), (1286, 12865370), (1538, 10757390), (1673, 9889340), (2390, 6922538), (2572, 6432685), (3076, 5378695), (3215, 5146148), (3346, 4944670), (3845, 4302956), (4501, 3675820), (4780, 3461269), (5383, 3073540), (6430, 2573074), (6692, 2472335), (7690, 2151478), (8365, 1977868), (9002, 1837910), (10766, 1536770), (12860, 1286537), (15380, 1075739), (16730, 988934), (18004, 918955), (21532, 768385), (22505, 735164), (26915, 614708), (33460, 494467), (45010, 367582), (53830, 307354), (90020, 183791), (107660, 153677)]