3781480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 9253440

約数和(自身を除く): 5471960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 83, 85, 134, 136, 166, 170, 268, 332, 335, 340, 415, 536, 664, 670, 680, 830, 1139, 1340, 1411, 1660, 2278, 2680, 2822, 3320, 4556, 5561, 5644, 5695, 7055, 9112, 11122, 11288, 11390, 14110, 22244, 22780, 27805, 28220, 44488, 45560, 55610, 56440, 94537, 111220, 189074, 222440, 378148, 472685, 756296, 945370, 1890740, 3781480]

約数ペア:

[(1, 3781480), (2, 1890740), (4, 945370), (5, 756296), (8, 472685), (10, 378148), (17, 222440), (20, 189074), (34, 111220), (40, 94537), (67, 56440), (68, 55610), (83, 45560), (85, 44488), (134, 28220), (136, 27805), (166, 22780), (170, 22244), (268, 14110), (332, 11390), (335, 11288), (340, 11122), (415, 9112), (536, 7055), (664, 5695), (670, 5644), (680, 5561), (830, 4556), (1139, 3320), (1340, 2822), (1411, 2680), (1660, 2278)]