12661120

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 30795840

約数和(自身を除く): 18134720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 271, 292, 320, 365, 542, 584, 640, 730, 1084, 1168, 1355, 1460, 2168, 2336, 2710, 2920, 4336, 4672, 5420, 5840, 8672, 9344, 10840, 11680, 17344, 19783, 21680, 23360, 34688, 39566, 43360, 46720, 79132, 86720, 98915, 158264, 173440, 197830, 316528, 395660, 633056, 791320, 1266112, 1582640, 2532224, 3165280, 6330560, 12661120]

約数ペア:

[(1, 12661120), (2, 6330560), (4, 3165280), (5, 2532224), (8, 1582640), (10, 1266112), (16, 791320), (20, 633056), (32, 395660), (40, 316528), (64, 197830), (73, 173440), (80, 158264), (128, 98915), (146, 86720), (160, 79132), (271, 46720), (292, 43360), (320, 39566), (365, 34688), (542, 23360), (584, 21680), (640, 19783), (730, 17344), (1084, 11680), (1168, 10840), (1355, 9344), (1460, 8672), (2168, 5840), (2336, 5420), (2710, 4672), (2920, 4336)]