272340380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{14753}}^1$

素因数の和:14846

約数の個数: 48

約数和(自身を含む): 624625344

約数和(自身を除く): 352284964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 14753, 18460, 29506, 59012, 73765, 147530, 191789, 295060, 383578, 767156, 958945, 1047463, 1917890, 2094926, 3835780, 4189852, 5237315, 10474630, 13617019, 20949260, 27234038, 54468076, 68085095, 136170190, 272340380]

約数ペア:

[(1, 272340380), (2, 136170190), (4, 68085095), (5, 54468076), (10, 27234038), (13, 20949260), (20, 13617019), (26, 10474630), (52, 5237315), (65, 4189852), (71, 3835780), (130, 2094926), (142, 1917890), (260, 1047463), (284, 958945), (355, 767156), (710, 383578), (923, 295060), (1420, 191789), (1846, 147530), (3692, 73765), (4615, 59012), (9230, 29506), (14753, 18460)]