2771209040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{3593}}^1$

素因数の和:3948

約数の個数: 80

約数和(自身を含む): 6674144256

約数和(自身を除く): 3902935216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 311, 496, 620, 622, 1240, 1244, 1555, 2480, 2488, 3110, 3593, 4976, 6220, 7186, 9641, 12440, 14372, 17965, 19282, 24880, 28744, 35930, 38564, 48205, 57488, 71860, 77128, 96410, 111383, 143720, 154256, 192820, 222766, 287440, 385640, 445532, 556915, 771280, 891064, 1113830, 1117423, 1782128, 2227660, 2234846, 4455320, 4469692, 5587115, 8910640, 8939384, 11174230, 17878768, 22348460, 34640113, 44696920, 69280226, 89393840, 138560452, 173200565, 277120904, 346401130, 554241808, 692802260, 1385604520, 2771209040]

約数ペア:

[(1, 2771209040), (2, 1385604520), (4, 692802260), (5, 554241808), (8, 346401130), (10, 277120904), (16, 173200565), (20, 138560452), (31, 89393840), (40, 69280226), (62, 44696920), (80, 34640113), (124, 22348460), (155, 17878768), (248, 11174230), (310, 8939384), (311, 8910640), (496, 5587115), (620, 4469692), (622, 4455320), (1240, 2234846), (1244, 2227660), (1555, 1782128), (2480, 1117423), (2488, 1113830), (3110, 891064), (3593, 771280), (4976, 556915), (6220, 445532), (7186, 385640), (9641, 287440), (12440, 222766), (14372, 192820), (17965, 154256), (19282, 143720), (24880, 111383), (28744, 96410), (35930, 77128), (38564, 71860), (48205, 57488)]