2799917960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 7324611840

約数和(自身を除く): 4524693880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 181, 202, 280, 362, 404, 505, 547, 707, 724, 808, 905, 1010, 1094, 1267, 1414, 1448, 1810, 2020, 2188, 2534, 2735, 2828, 3535, 3620, 3829, 4040, 4376, 5068, 5470, 5656, 6335, 7070, 7240, 7658, 10136, 10940, 12670, 14140, 15316, 18281, 19145, 21880, 25340, 28280, 30632, 36562, 38290, 50680, 55247, 73124, 76580, 91405, 99007, 110494, 127967, 146248, 153160, 182810, 198014, 220988, 255934, 276235, 365620, 386729, 396028, 441976, 495035, 511868, 552470, 639835, 693049, 731240, 773458, 792056, 990070, 1023736, 1104940, 1279670, 1386098, 1546916, 1933645, 1980140, 2209880, 2559340, 2772196, 3093832, 3465245, 3867290, 3960280, 5118680, 5544392, 6930490, 7734580, 9999707, 13860980, 15469160, 19999414, 27721960, 39998828, 49998535, 69997949, 79997656, 99997070, 139995898, 199994140, 279991796, 349989745, 399988280, 559983592, 699979490, 1399958980, 2799917960]

約数ペア:

[(1, 2799917960), (2, 1399958980), (4, 699979490), (5, 559983592), (7, 399988280), (8, 349989745), (10, 279991796), (14, 199994140), (20, 139995898), (28, 99997070), (35, 79997656), (40, 69997949), (56, 49998535), (70, 39998828), (101, 27721960), (140, 19999414), (181, 15469160), (202, 13860980), (280, 9999707), (362, 7734580), (404, 6930490), (505, 5544392), (547, 5118680), (707, 3960280), (724, 3867290), (808, 3465245), (905, 3093832), (1010, 2772196), (1094, 2559340), (1267, 2209880), (1414, 1980140), (1448, 1933645), (1810, 1546916), (2020, 1386098), (2188, 1279670), (2534, 1104940), (2735, 1023736), (2828, 990070), (3535, 792056), (3620, 773458), (3829, 731240), (4040, 693049), (4376, 639835), (5068, 552470), (5470, 511868), (5656, 495035), (6335, 441976), (7070, 396028), (7240, 386729), (7658, 365620), (10136, 276235), (10940, 255934), (12670, 220988), (14140, 198014), (15316, 182810), (18281, 153160), (19145, 146248), (21880, 127967), (25340, 110494), (28280, 99007), (30632, 91405), (36562, 76580), (38290, 73124), (50680, 55247)]