12913160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1350

約数の個数: 64

約数和(自身を含む): 32961600

約数和(自身を除く): 20048440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1307, 1976, 2470, 2614, 4940, 5228, 6535, 9880, 10456, 13070, 16991, 24833, 26140, 33982, 49666, 52280, 67964, 84955, 99332, 124165, 135928, 169910, 198664, 248330, 322829, 339820, 496660, 645658, 679640, 993320, 1291316, 1614145, 2582632, 3228290, 6456580, 12913160]

約数ペア:

[(1, 12913160), (2, 6456580), (4, 3228290), (5, 2582632), (8, 1614145), (10, 1291316), (13, 993320), (19, 679640), (20, 645658), (26, 496660), (38, 339820), (40, 322829), (52, 248330), (65, 198664), (76, 169910), (95, 135928), (104, 124165), (130, 99332), (152, 84955), (190, 67964), (247, 52280), (260, 49666), (380, 33982), (494, 26140), (520, 24833), (760, 16991), (988, 13070), (1235, 10456), (1307, 9880), (1976, 6535), (2470, 5228), (2614, 4940)]