1039921040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{3847}}^1$

素因数の和:4000

約数の個数: 80

約数和(自身を含む): 2519362560

約数和(自身を除く): 1479441520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 218, 248, 310, 436, 496, 545, 620, 872, 1090, 1240, 1744, 2180, 2480, 3379, 3847, 4360, 6758, 7694, 8720, 13516, 15388, 16895, 19235, 27032, 30776, 33790, 38470, 54064, 61552, 67580, 76940, 119257, 135160, 153880, 238514, 270320, 307760, 419323, 477028, 596285, 838646, 954056, 1192570, 1677292, 1908112, 2096615, 2385140, 3354584, 4193230, 4770280, 6709168, 8386460, 9540560, 12999013, 16772920, 25998026, 33545840, 51996052, 64995065, 103992104, 129990130, 207984208, 259980260, 519960520, 1039921040]

約数ペア:

[(1, 1039921040), (2, 519960520), (4, 259980260), (5, 207984208), (8, 129990130), (10, 103992104), (16, 64995065), (20, 51996052), (31, 33545840), (40, 25998026), (62, 16772920), (80, 12999013), (109, 9540560), (124, 8386460), (155, 6709168), (218, 4770280), (248, 4193230), (310, 3354584), (436, 2385140), (496, 2096615), (545, 1908112), (620, 1677292), (872, 1192570), (1090, 954056), (1240, 838646), (1744, 596285), (2180, 477028), (2480, 419323), (3379, 307760), (3847, 270320), (4360, 238514), (6758, 153880), (7694, 135160), (8720, 119257), (13516, 76940), (15388, 67580), (16895, 61552), (19235, 54064), (27032, 38470), (30776, 33790)]