40904980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 89018496

約数和(自身を除く): 48113516

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 167, 185, 331, 334, 370, 662, 668, 740, 835, 1324, 1655, 1670, 3310, 3340, 6179, 6620, 12247, 12358, 24494, 24716, 30895, 48988, 55277, 61235, 61790, 110554, 122470, 123580, 221108, 244940, 276385, 552770, 1105540, 2045249, 4090498, 8180996, 10226245, 20452490, 40904980]

約数ペア:

[(1, 40904980), (2, 20452490), (4, 10226245), (5, 8180996), (10, 4090498), (20, 2045249), (37, 1105540), (74, 552770), (148, 276385), (167, 244940), (185, 221108), (331, 123580), (334, 122470), (370, 110554), (662, 61790), (668, 61235), (740, 55277), (835, 48988), (1324, 30895), (1655, 24716), (1670, 24494), (3310, 12358), (3340, 12247), (6179, 6620)]