38422280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2058

約数の個数: 64

約数和(自身を含む): 95664240

約数和(自身を除く): 57241960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 1997, 2405, 3848, 3994, 4810, 7988, 9620, 9985, 15976, 19240, 19970, 25961, 39940, 51922, 73889, 79880, 103844, 129805, 147778, 207688, 259610, 295556, 369445, 519220, 591112, 738890, 960557, 1038440, 1477780, 1921114, 2955560, 3842228, 4802785, 7684456, 9605570, 19211140, 38422280]

約数ペア:

[(1, 38422280), (2, 19211140), (4, 9605570), (5, 7684456), (8, 4802785), (10, 3842228), (13, 2955560), (20, 1921114), (26, 1477780), (37, 1038440), (40, 960557), (52, 738890), (65, 591112), (74, 519220), (104, 369445), (130, 295556), (148, 259610), (185, 207688), (260, 147778), (296, 129805), (370, 103844), (481, 79880), (520, 73889), (740, 51922), (962, 39940), (1480, 25961), (1924, 19970), (1997, 19240), (2405, 15976), (3848, 9985), (3994, 9620), (4810, 7988)]