40774840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{983}}^1$

素因数の和:1072

約数の個数: 64

約数和(自身を含む): 98832960

約数和(自身を除く): 58058120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 983, 1037, 1220, 1966, 2074, 2440, 3932, 4148, 4915, 5185, 7864, 8296, 9830, 10370, 16711, 19660, 20740, 33422, 39320, 41480, 59963, 66844, 83555, 119926, 133688, 167110, 239852, 299815, 334220, 479704, 599630, 668440, 1019371, 1199260, 2038742, 2398520, 4077484, 5096855, 8154968, 10193710, 20387420, 40774840]

約数ペア:

[(1, 40774840), (2, 20387420), (4, 10193710), (5, 8154968), (8, 5096855), (10, 4077484), (17, 2398520), (20, 2038742), (34, 1199260), (40, 1019371), (61, 668440), (68, 599630), (85, 479704), (122, 334220), (136, 299815), (170, 239852), (244, 167110), (305, 133688), (340, 119926), (488, 83555), (610, 66844), (680, 59963), (983, 41480), (1037, 39320), (1220, 33422), (1966, 20740), (2074, 19660), (2440, 16711), (3932, 10370), (4148, 9830), (4915, 8296), (5185, 7864)]