12531040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 72

約数和(自身を含む): 31564512

約数和(自身を除く): 19033472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 271, 272, 289, 340, 542, 544, 578, 680, 1084, 1156, 1355, 1360, 1445, 2168, 2312, 2710, 2720, 2890, 4336, 4607, 4624, 5420, 5780, 8672, 9214, 9248, 10840, 11560, 18428, 21680, 23035, 23120, 36856, 43360, 46070, 46240, 73712, 78319, 92140, 147424, 156638, 184280, 313276, 368560, 391595, 626552, 737120, 783190, 1253104, 1566380, 2506208, 3132760, 6265520, 12531040]

約数ペア:

[(1, 12531040), (2, 6265520), (4, 3132760), (5, 2506208), (8, 1566380), (10, 1253104), (16, 783190), (17, 737120), (20, 626552), (32, 391595), (34, 368560), (40, 313276), (68, 184280), (80, 156638), (85, 147424), (136, 92140), (160, 78319), (170, 73712), (271, 46240), (272, 46070), (289, 43360), (340, 36856), (542, 23120), (544, 23035), (578, 21680), (680, 18428), (1084, 11560), (1156, 10840), (1355, 9248), (1360, 9214), (1445, 8672), (2168, 5780), (2312, 5420), (2710, 4624), (2720, 4607), (2890, 4336)]