61442480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69821}}^1$

素因数の和:69845

約数の個数: 40

約数和(自身を含む): 155842704

約数和(自身を除く): 94400224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 69821, 139642, 279284, 349105, 558568, 698210, 768031, 1117136, 1396420, 1536062, 2792840, 3072124, 3840155, 5585680, 6144248, 7680310, 12288496, 15360620, 30721240, 61442480]

約数ペア:

[(1, 61442480), (2, 30721240), (4, 15360620), (5, 12288496), (8, 7680310), (10, 6144248), (11, 5585680), (16, 3840155), (20, 3072124), (22, 2792840), (40, 1536062), (44, 1396420), (55, 1117136), (80, 768031), (88, 698210), (110, 558568), (176, 349105), (220, 279284), (440, 139642), (880, 69821)]