1973347640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2579}}^1$

素因数の和:2685

約数の個数: 128

約数和(自身を含む): 5082393600

約数和(自身を除く): 3109045960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 47, 55, 74, 88, 94, 110, 148, 185, 188, 220, 235, 296, 370, 376, 407, 440, 470, 517, 740, 814, 940, 1034, 1480, 1628, 1739, 1880, 2035, 2068, 2579, 2585, 3256, 3478, 4070, 4136, 5158, 5170, 6956, 8140, 8695, 10316, 10340, 12895, 13912, 16280, 17390, 19129, 20632, 20680, 25790, 28369, 34780, 38258, 51580, 56738, 69560, 76516, 95423, 95645, 103160, 113476, 121213, 141845, 153032, 190846, 191290, 226952, 242426, 283690, 381692, 382580, 477115, 484852, 567380, 606065, 763384, 765160, 954230, 969704, 1049653, 1134760, 1212130, 1333343, 1908460, 2099306, 2424260, 2666686, 3816920, 4198612, 4484881, 4848520, 5248265, 5333372, 6666715, 8397224, 8969762, 10496530, 10666744, 13333430, 17939524, 20993060, 22424405, 26666860, 35879048, 41986120, 44848810, 49333691, 53333720, 89697620, 98667382, 179395240, 197334764, 246668455, 394669528, 493336910, 986673820, 1973347640]

約数ペア:

[(1, 1973347640), (2, 986673820), (4, 493336910), (5, 394669528), (8, 246668455), (10, 197334764), (11, 179395240), (20, 98667382), (22, 89697620), (37, 53333720), (40, 49333691), (44, 44848810), (47, 41986120), (55, 35879048), (74, 26666860), (88, 22424405), (94, 20993060), (110, 17939524), (148, 13333430), (185, 10666744), (188, 10496530), (220, 8969762), (235, 8397224), (296, 6666715), (370, 5333372), (376, 5248265), (407, 4848520), (440, 4484881), (470, 4198612), (517, 3816920), (740, 2666686), (814, 2424260), (940, 2099306), (1034, 1908460), (1480, 1333343), (1628, 1212130), (1739, 1134760), (1880, 1049653), (2035, 969704), (2068, 954230), (2579, 765160), (2585, 763384), (3256, 606065), (3478, 567380), (4070, 484852), (4136, 477115), (5158, 382580), (5170, 381692), (6956, 283690), (8140, 242426), (8695, 226952), (10316, 191290), (10340, 190846), (12895, 153032), (13912, 141845), (16280, 121213), (17390, 113476), (19129, 103160), (20632, 95645), (20680, 95423), (25790, 76516), (28369, 69560), (34780, 56738), (38258, 51580)]