4200428680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21523}}^1$

素因数の和:21599

約数の個数: 128

約数和(自身を含む): 11715943680

約数和(自身を除く): 7515515000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 41, 56, 68, 70, 82, 85, 119, 136, 140, 164, 170, 205, 238, 280, 287, 328, 340, 410, 476, 574, 595, 680, 697, 820, 952, 1148, 1190, 1394, 1435, 1640, 2296, 2380, 2788, 2870, 3485, 4760, 4879, 5576, 5740, 6970, 9758, 11480, 13940, 19516, 21523, 24395, 27880, 39032, 43046, 48790, 86092, 97580, 107615, 150661, 172184, 195160, 215230, 301322, 365891, 430460, 602644, 731782, 753305, 860920, 882443, 1205288, 1463564, 1506610, 1764886, 1829455, 2561237, 2927128, 3013220, 3529772, 3658910, 4412215, 5122474, 6026440, 6177101, 7059544, 7317820, 8824430, 10244948, 12354202, 12806185, 14635640, 15001531, 17648860, 20489896, 24708404, 25612370, 30003062, 30885505, 35297720, 49416808, 51224740, 60006124, 61771010, 75007655, 102449480, 105010717, 120012248, 123542020, 150015310, 210021434, 247084040, 300030620, 420042868, 525053585, 600061240, 840085736, 1050107170, 2100214340, 4200428680]

約数ペア:

[(1, 4200428680), (2, 2100214340), (4, 1050107170), (5, 840085736), (7, 600061240), (8, 525053585), (10, 420042868), (14, 300030620), (17, 247084040), (20, 210021434), (28, 150015310), (34, 123542020), (35, 120012248), (40, 105010717), (41, 102449480), (56, 75007655), (68, 61771010), (70, 60006124), (82, 51224740), (85, 49416808), (119, 35297720), (136, 30885505), (140, 30003062), (164, 25612370), (170, 24708404), (205, 20489896), (238, 17648860), (280, 15001531), (287, 14635640), (328, 12806185), (340, 12354202), (410, 10244948), (476, 8824430), (574, 7317820), (595, 7059544), (680, 6177101), (697, 6026440), (820, 5122474), (952, 4412215), (1148, 3658910), (1190, 3529772), (1394, 3013220), (1435, 2927128), (1640, 2561237), (2296, 1829455), (2380, 1764886), (2788, 1506610), (2870, 1463564), (3485, 1205288), (4760, 882443), (4879, 860920), (5576, 753305), (5740, 731782), (6970, 602644), (9758, 430460), (11480, 365891), (13940, 301322), (19516, 215230), (21523, 195160), (24395, 172184), (27880, 150661), (39032, 107615), (43046, 97580), (48790, 86092)]