12248720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 32140800

約数和(自身を除く): 19892080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 449, 496, 620, 682, 880, 898, 1240, 1364, 1705, 1796, 2245, 2480, 2728, 3410, 3592, 4490, 4939, 5456, 6820, 7184, 8980, 9878, 13640, 13919, 17960, 19756, 24695, 27280, 27838, 35920, 39512, 49390, 55676, 69595, 79024, 98780, 111352, 139190, 153109, 197560, 222704, 278380, 306218, 395120, 556760, 612436, 765545, 1113520, 1224872, 1531090, 2449744, 3062180, 6124360, 12248720]

約数ペア:

[(1, 12248720), (2, 6124360), (4, 3062180), (5, 2449744), (8, 1531090), (10, 1224872), (11, 1113520), (16, 765545), (20, 612436), (22, 556760), (31, 395120), (40, 306218), (44, 278380), (55, 222704), (62, 197560), (80, 153109), (88, 139190), (110, 111352), (124, 98780), (155, 79024), (176, 69595), (220, 55676), (248, 49390), (310, 39512), (341, 35920), (440, 27838), (449, 27280), (496, 24695), (620, 19756), (682, 17960), (880, 13919), (898, 13640), (1240, 9878), (1364, 8980), (1705, 7184), (1796, 6820), (2245, 5456), (2480, 4939), (2728, 4490), (3410, 3592)]