212193440

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18679}}^1$

素因数の和:18765

約数の個数: 48

約数和(自身を含む): 508394880

約数和(自身を除く): 296201440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 18679, 37358, 74716, 93395, 149432, 186790, 298864, 373580, 597728, 747160, 1326209, 1494320, 2652418, 2988640, 5304836, 6631045, 10609672, 13262090, 21219344, 26524180, 42438688, 53048360, 106096720, 212193440]

約数ペア:

[(1, 212193440), (2, 106096720), (4, 53048360), (5, 42438688), (8, 26524180), (10, 21219344), (16, 13262090), (20, 10609672), (32, 6631045), (40, 5304836), (71, 2988640), (80, 2652418), (142, 1494320), (160, 1326209), (284, 747160), (355, 597728), (568, 373580), (710, 298864), (1136, 186790), (1420, 149432), (2272, 93395), (2840, 74716), (5680, 37358), (11360, 18679)]