408477890

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{4909}}^1$

素因数の和:5126

約数の個数: 32

約数和(自身を含む): 754058160

約数和(自身を除く): 345580270

約数列:

[1, 2, 5, 10, 53, 106, 157, 265, 314, 530, 785, 1570, 4909, 8321, 9818, 16642, 24545, 41605, 49090, 83210, 260177, 520354, 770713, 1300885, 1541426, 2601770, 3853565, 7707130, 40847789, 81695578, 204238945, 408477890]

約数ペア:

[(1, 408477890), (2, 204238945), (5, 81695578), (10, 40847789), (53, 7707130), (106, 3853565), (157, 2601770), (265, 1541426), (314, 1300885), (530, 770713), (785, 520354), (1570, 260177), (4909, 83210), (8321, 49090), (9818, 41605), (16642, 24545)]