308992060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{62549}}^1$

素因数の和:62590

約数の個数: 48

約数和(自身を含む): 735588000

約数和(自身を除く): 426595940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 62549, 125098, 250196, 312745, 625490, 813137, 1188431, 1250980, 1626274, 2376862, 3252548, 4065685, 4753724, 5942155, 8131370, 11884310, 15449603, 16262740, 23768620, 30899206, 61798412, 77248015, 154496030, 308992060]

約数ペア:

[(1, 308992060), (2, 154496030), (4, 77248015), (5, 61798412), (10, 30899206), (13, 23768620), (19, 16262740), (20, 15449603), (26, 11884310), (38, 8131370), (52, 5942155), (65, 4753724), (76, 4065685), (95, 3252548), (130, 2376862), (190, 1626274), (247, 1250980), (260, 1188431), (380, 813137), (494, 625490), (988, 312745), (1235, 250196), (2470, 125098), (4940, 62549)]