2585790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 7053120

約数和(自身を除く): 4467330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 157, 183, 270, 305, 314, 366, 471, 549, 610, 785, 915, 942, 1098, 1413, 1570, 1647, 1830, 2355, 2745, 2826, 3294, 4239, 4710, 5490, 7065, 8235, 8478, 9577, 14130, 16470, 19154, 21195, 28731, 42390, 47885, 57462, 86193, 95770, 143655, 172386, 258579, 287310, 430965, 517158, 861930, 1292895, 2585790]

約数ペア:

[(1, 2585790), (2, 1292895), (3, 861930), (5, 517158), (6, 430965), (9, 287310), (10, 258579), (15, 172386), (18, 143655), (27, 95770), (30, 86193), (45, 57462), (54, 47885), (61, 42390), (90, 28731), (122, 21195), (135, 19154), (157, 16470), (183, 14130), (270, 9577), (305, 8478), (314, 8235), (366, 7065), (471, 5490), (549, 4710), (610, 4239), (785, 3294), (915, 2826), (942, 2745), (1098, 2355), (1413, 1830), (1570, 1647)]