18629880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8171}}^1$

素因数の和:8204

約数の個数: 64

約数和(自身を含む): 58838400

約数和(自身を除く): 40208520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8171, 16342, 24513, 32684, 40855, 49026, 65368, 81710, 98052, 122565, 155249, 163420, 196104, 245130, 310498, 326840, 465747, 490260, 620996, 776245, 931494, 980520, 1241992, 1552490, 1862988, 2328735, 3104980, 3725976, 4657470, 6209960, 9314940, 18629880]

約数ペア:

[(1, 18629880), (2, 9314940), (3, 6209960), (4, 4657470), (5, 3725976), (6, 3104980), (8, 2328735), (10, 1862988), (12, 1552490), (15, 1241992), (19, 980520), (20, 931494), (24, 776245), (30, 620996), (38, 490260), (40, 465747), (57, 326840), (60, 310498), (76, 245130), (95, 196104), (114, 163420), (120, 155249), (152, 122565), (190, 98052), (228, 81710), (285, 65368), (380, 49026), (456, 40855), (570, 32684), (760, 24513), (1140, 16342), (2280, 8171)]