1640782694

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{2621}}^1$

素因数の和:3116

約数の個数: 32

約数和(自身を含む): 2658078720

約数和(自身を除く): 1017296026

約数列:

[1, 2, 23, 31, 46, 62, 439, 713, 878, 1426, 2621, 5242, 10097, 13609, 20194, 27218, 60283, 81251, 120566, 162502, 313007, 626014, 1150619, 1868773, 2301238, 3737546, 26464237, 35669189, 52928474, 71338378, 820391347, 1640782694]

約数ペア:

[(1, 1640782694), (2, 820391347), (23, 71338378), (31, 52928474), (46, 35669189), (62, 26464237), (439, 3737546), (713, 2301238), (878, 1868773), (1426, 1150619), (2621, 626014), (5242, 313007), (10097, 162502), (13609, 120566), (20194, 81251), (27218, 60283)]