17373980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3517}}^1$

素因数の和:3558

約数の個数: 48

約数和(自身を含む): 41371680

約数和(自身を除く): 23997700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 3517, 4940, 7034, 14068, 17585, 35170, 45721, 66823, 70340, 91442, 133646, 182884, 228605, 267292, 334115, 457210, 668230, 868699, 914420, 1336460, 1737398, 3474796, 4343495, 8686990, 17373980]

約数ペア:

[(1, 17373980), (2, 8686990), (4, 4343495), (5, 3474796), (10, 1737398), (13, 1336460), (19, 914420), (20, 868699), (26, 668230), (38, 457210), (52, 334115), (65, 267292), (76, 228605), (95, 182884), (130, 133646), (190, 91442), (247, 70340), (260, 66823), (380, 45721), (494, 35170), (988, 17585), (1235, 14068), (2470, 7034), (3517, 4940)]