4004271860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{222707}}^1$

素因数の和:222776

約数の個数: 48

約数和(自身を含む): 8979586560

約数和(自身を除く): 4975314700

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8990, 17980, 222707, 445414, 890828, 1113535, 2227070, 4454140, 6458503, 6903917, 12917006, 13807834, 25834012, 27615668, 32292515, 34519585, 64585030, 69039170, 129170060, 138078340, 200213593, 400427186, 800854372, 1001067965, 2002135930, 4004271860]

約数ペア:

[(1, 4004271860), (2, 2002135930), (4, 1001067965), (5, 800854372), (10, 400427186), (20, 200213593), (29, 138078340), (31, 129170060), (58, 69039170), (62, 64585030), (116, 34519585), (124, 32292515), (145, 27615668), (155, 25834012), (290, 13807834), (310, 12917006), (580, 6903917), (620, 6458503), (899, 4454140), (1798, 2227070), (3596, 1113535), (4495, 890828), (8990, 445414), (17980, 222707)]