8618860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 18942336

約数和(自身を除く): 10323476

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 173, 188, 212, 235, 265, 346, 470, 530, 692, 865, 940, 1060, 1730, 2491, 3460, 4982, 8131, 9169, 9964, 12455, 16262, 18338, 24910, 32524, 36676, 40655, 45845, 49820, 81310, 91690, 162620, 183380, 430943, 861886, 1723772, 2154715, 4309430, 8618860]

約数ペア:

[(1, 8618860), (2, 4309430), (4, 2154715), (5, 1723772), (10, 861886), (20, 430943), (47, 183380), (53, 162620), (94, 91690), (106, 81310), (173, 49820), (188, 45845), (212, 40655), (235, 36676), (265, 32524), (346, 24910), (470, 18338), (530, 16262), (692, 12455), (865, 9964), (940, 9169), (1060, 8131), (1730, 4982), (2491, 3460)]