24561920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 60829440

約数和(自身を除く): 36267520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 619, 620, 640, 992, 1238, 1240, 1280, 1984, 2476, 2480, 3095, 3968, 4952, 4960, 6190, 7936, 9904, 9920, 12380, 19189, 19808, 19840, 24760, 38378, 39616, 39680, 49520, 76756, 79232, 95945, 99040, 153512, 158464, 191890, 198080, 307024, 383780, 396160, 614048, 767560, 792320, 1228096, 1535120, 2456192, 3070240, 4912384, 6140480, 12280960, 24561920]

約数ペア:

[(1, 24561920), (2, 12280960), (4, 6140480), (5, 4912384), (8, 3070240), (10, 2456192), (16, 1535120), (20, 1228096), (31, 792320), (32, 767560), (40, 614048), (62, 396160), (64, 383780), (80, 307024), (124, 198080), (128, 191890), (155, 158464), (160, 153512), (248, 99040), (256, 95945), (310, 79232), (320, 76756), (496, 49520), (619, 39680), (620, 39616), (640, 38378), (992, 24760), (1238, 19840), (1240, 19808), (1280, 19189), (1984, 12380), (2476, 9920), (2480, 9904), (3095, 7936), (3968, 6190), (4952, 4960)]