291460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 705600

約数和(自身を除く): 414140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 59, 65, 76, 95, 118, 130, 190, 236, 247, 260, 295, 380, 494, 590, 767, 988, 1121, 1180, 1235, 1534, 2242, 2470, 3068, 3835, 4484, 4940, 5605, 7670, 11210, 14573, 15340, 22420, 29146, 58292, 72865, 145730, 291460]

約数ペア:

[(1, 291460), (2, 145730), (4, 72865), (5, 58292), (10, 29146), (13, 22420), (19, 15340), (20, 14573), (26, 11210), (38, 7670), (52, 5605), (59, 4940), (65, 4484), (76, 3835), (95, 3068), (118, 2470), (130, 2242), (190, 1534), (236, 1235), (247, 1180), (260, 1121), (295, 988), (380, 767), (494, 590)]