2079883940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{4999}}^1$

素因数の和:5372

約数の個数: 48

約数和(自身を含む): 4445280000

約数和(自身を除く): 2365396060

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 293, 355, 586, 710, 1172, 1420, 1465, 2930, 4999, 5860, 9998, 19996, 20803, 24995, 41606, 49990, 83212, 99980, 104015, 208030, 354929, 416060, 709858, 1419716, 1464707, 1774645, 2929414, 3549290, 5858828, 7098580, 7323535, 14647070, 29294140, 103994197, 207988394, 415976788, 519970985, 1039941970, 2079883940]

約数ペア:

[(1, 2079883940), (2, 1039941970), (4, 519970985), (5, 415976788), (10, 207988394), (20, 103994197), (71, 29294140), (142, 14647070), (284, 7323535), (293, 7098580), (355, 5858828), (586, 3549290), (710, 2929414), (1172, 1774645), (1420, 1464707), (1465, 1419716), (2930, 709858), (4999, 416060), (5860, 354929), (9998, 208030), (19996, 104015), (20803, 99980), (24995, 83212), (41606, 49990)]