202837540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1847}}^1$

素因数の和:1909

約数の個数: 72

約数和(自身を含む): 476562240

約数和(自身を除く): 273724700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 289, 323, 340, 380, 578, 646, 1156, 1292, 1445, 1615, 1847, 2890, 3230, 3694, 5491, 5780, 6460, 7388, 9235, 10982, 18470, 21964, 27455, 31399, 35093, 36940, 54910, 62798, 70186, 109820, 125596, 140372, 156995, 175465, 313990, 350930, 533783, 596581, 627980, 701860, 1067566, 1193162, 2135132, 2386324, 2668915, 2982905, 5337830, 5965810, 10141877, 10675660, 11931620, 20283754, 40567508, 50709385, 101418770, 202837540]

約数ペア:

[(1, 202837540), (2, 101418770), (4, 50709385), (5, 40567508), (10, 20283754), (17, 11931620), (19, 10675660), (20, 10141877), (34, 5965810), (38, 5337830), (68, 2982905), (76, 2668915), (85, 2386324), (95, 2135132), (170, 1193162), (190, 1067566), (289, 701860), (323, 627980), (340, 596581), (380, 533783), (578, 350930), (646, 313990), (1156, 175465), (1292, 156995), (1445, 140372), (1615, 125596), (1847, 109820), (2890, 70186), (3230, 62798), (3694, 54910), (5491, 36940), (5780, 35093), (6460, 31399), (7388, 27455), (9235, 21964), (10982, 18470)]