454920920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{5039}}^1$

素因数の和:5148

約数の個数: 64

約数和(自身を含む): 1068681600

約数和(自身を除く): 613760680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 610, 740, 1220, 1480, 2257, 2440, 4514, 5039, 9028, 10078, 11285, 18056, 20156, 22570, 25195, 40312, 45140, 50390, 90280, 100780, 186443, 201560, 307379, 372886, 614758, 745772, 932215, 1229516, 1491544, 1536895, 1864430, 2459032, 3073790, 3728860, 6147580, 7457720, 11373023, 12295160, 22746046, 45492092, 56865115, 90984184, 113730230, 227460460, 454920920]

約数ペア:

[(1, 454920920), (2, 227460460), (4, 113730230), (5, 90984184), (8, 56865115), (10, 45492092), (20, 22746046), (37, 12295160), (40, 11373023), (61, 7457720), (74, 6147580), (122, 3728860), (148, 3073790), (185, 2459032), (244, 1864430), (296, 1536895), (305, 1491544), (370, 1229516), (488, 932215), (610, 745772), (740, 614758), (1220, 372886), (1480, 307379), (2257, 201560), (2440, 186443), (4514, 100780), (5039, 90280), (9028, 50390), (10078, 45140), (11285, 40312), (18056, 25195), (20156, 22570)]