15001580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6199}}^1$

素因数の和:6230

約数の個数: 36

約数和(自身を含む): 34633200

約数和(自身を除く): 19631620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 6199, 12398, 24796, 30995, 61990, 68189, 123980, 136378, 272756, 340945, 681890, 750079, 1363780, 1500158, 3000316, 3750395, 7500790, 15001580]

約数ペア:

[(1, 15001580), (2, 7500790), (4, 3750395), (5, 3000316), (10, 1500158), (11, 1363780), (20, 750079), (22, 681890), (44, 340945), (55, 272756), (110, 136378), (121, 123980), (220, 68189), (242, 61990), (484, 30995), (605, 24796), (1210, 12398), (2420, 6199)]