2001263320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{1277}}^1$

素因数の和:1517

約数の個数: 128

約数和(自身を含む): 5355331200

約数和(自身を除く): 3354067880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 193, 203, 232, 280, 290, 386, 406, 580, 772, 812, 965, 1015, 1160, 1277, 1351, 1544, 1624, 1930, 2030, 2554, 2702, 3860, 4060, 5108, 5404, 5597, 6385, 6755, 7720, 8120, 8939, 10216, 10808, 11194, 12770, 13510, 17878, 22388, 25540, 27020, 27985, 35756, 37033, 39179, 44695, 44776, 51080, 54040, 55970, 71512, 74066, 78358, 89390, 111940, 148132, 156716, 178780, 185165, 195895, 223880, 246461, 259231, 296264, 313432, 357560, 370330, 391790, 492922, 518462, 740660, 783580, 985844, 1036924, 1232305, 1296155, 1481320, 1567160, 1725227, 1971688, 2073848, 2464610, 2592310, 3450454, 4929220, 5184620, 6900908, 7147369, 8626135, 9858440, 10369240, 13801816, 14294738, 17252270, 28589476, 34504540, 35736845, 50031583, 57178952, 69009080, 71473690, 100063166, 142947380, 200126332, 250157915, 285894760, 400252664, 500315830, 1000631660, 2001263320]

約数ペア:

[(1, 2001263320), (2, 1000631660), (4, 500315830), (5, 400252664), (7, 285894760), (8, 250157915), (10, 200126332), (14, 142947380), (20, 100063166), (28, 71473690), (29, 69009080), (35, 57178952), (40, 50031583), (56, 35736845), (58, 34504540), (70, 28589476), (116, 17252270), (140, 14294738), (145, 13801816), (193, 10369240), (203, 9858440), (232, 8626135), (280, 7147369), (290, 6900908), (386, 5184620), (406, 4929220), (580, 3450454), (772, 2592310), (812, 2464610), (965, 2073848), (1015, 1971688), (1160, 1725227), (1277, 1567160), (1351, 1481320), (1544, 1296155), (1624, 1232305), (1930, 1036924), (2030, 985844), (2554, 783580), (2702, 740660), (3860, 518462), (4060, 492922), (5108, 391790), (5404, 370330), (5597, 357560), (6385, 313432), (6755, 296264), (7720, 259231), (8120, 246461), (8939, 223880), (10216, 195895), (10808, 185165), (11194, 178780), (12770, 156716), (13510, 148132), (17878, 111940), (22388, 89390), (25540, 78358), (27020, 74066), (27985, 71512), (35756, 55970), (37033, 54040), (39179, 51080), (44695, 44776)]