346471970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{439}}^1\times {\mathrm{467}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 678300480

約数和(自身を除く): 331828510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 439, 467, 845, 878, 934, 1690, 2195, 2335, 4390, 4670, 5707, 6071, 11414, 12142, 28535, 30355, 57070, 60710, 74191, 78923, 148382, 157846, 205013, 370955, 394615, 410026, 741910, 789230, 1025065, 2050130, 2665169, 5330338, 13325845, 26651690, 34647197, 69294394, 173235985, 346471970]

約数ペア:

[(1, 346471970), (2, 173235985), (5, 69294394), (10, 34647197), (13, 26651690), (26, 13325845), (65, 5330338), (130, 2665169), (169, 2050130), (338, 1025065), (439, 789230), (467, 741910), (845, 410026), (878, 394615), (934, 370955), (1690, 205013), (2195, 157846), (2335, 148382), (4390, 78923), (4670, 74191), (5707, 60710), (6071, 57070), (11414, 30355), (12142, 28535)]