11838520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 28864800

約数和(自身を除く): 17026280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 421, 703, 740, 760, 842, 1406, 1480, 1684, 2105, 2812, 3368, 3515, 4210, 5624, 7030, 7999, 8420, 14060, 15577, 15998, 16840, 28120, 31154, 31996, 39995, 62308, 63992, 77885, 79990, 124616, 155770, 159980, 295963, 311540, 319960, 591926, 623080, 1183852, 1479815, 2367704, 2959630, 5919260, 11838520]

約数ペア:

[(1, 11838520), (2, 5919260), (4, 2959630), (5, 2367704), (8, 1479815), (10, 1183852), (19, 623080), (20, 591926), (37, 319960), (38, 311540), (40, 295963), (74, 159980), (76, 155770), (95, 124616), (148, 79990), (152, 77885), (185, 63992), (190, 62308), (296, 39995), (370, 31996), (380, 31154), (421, 28120), (703, 16840), (740, 15998), (760, 15577), (842, 14060), (1406, 8420), (1480, 7999), (1684, 7030), (2105, 5624), (2812, 4210), (3368, 3515)]