26983640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 64143360

約数和(自身を除く): 37159720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 463, 470, 620, 926, 940, 1240, 1457, 1852, 1880, 2315, 2914, 3704, 4630, 5828, 7285, 9260, 11656, 14353, 14570, 18520, 21761, 28706, 29140, 43522, 57412, 58280, 71765, 87044, 108805, 114824, 143530, 174088, 217610, 287060, 435220, 574120, 674591, 870440, 1349182, 2698364, 3372955, 5396728, 6745910, 13491820, 26983640]

約数ペア:

[(1, 26983640), (2, 13491820), (4, 6745910), (5, 5396728), (8, 3372955), (10, 2698364), (20, 1349182), (31, 870440), (40, 674591), (47, 574120), (62, 435220), (94, 287060), (124, 217610), (155, 174088), (188, 143530), (235, 114824), (248, 108805), (310, 87044), (376, 71765), (463, 58280), (470, 57412), (620, 43522), (926, 29140), (940, 28706), (1240, 21761), (1457, 18520), (1852, 14570), (1880, 14353), (2315, 11656), (2914, 9260), (3704, 7285), (4630, 5828)]