1229454980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{80147}}^1$

素因数の和:80228

約数の個数: 48

約数和(自身を含む): 2827621440

約数和(自身を除く): 1598166460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 15340, 80147, 160294, 320588, 400735, 801470, 1041911, 1602940, 2083822, 4167644, 4728673, 5209555, 9457346, 10419110, 18914692, 20838220, 23643365, 47286730, 61472749, 94573460, 122945498, 245890996, 307363745, 614727490, 1229454980]

約数ペア:

[(1, 1229454980), (2, 614727490), (4, 307363745), (5, 245890996), (10, 122945498), (13, 94573460), (20, 61472749), (26, 47286730), (52, 23643365), (59, 20838220), (65, 18914692), (118, 10419110), (130, 9457346), (236, 5209555), (260, 4728673), (295, 4167644), (590, 2083822), (767, 1602940), (1180, 1041911), (1534, 801470), (3068, 400735), (3835, 320588), (7670, 160294), (15340, 80147)]