1916352560

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{85247}}^1$

素因数の和:85541

約数の個数: 40

約数和(自身を含む): 4471428096

約数和(自身を除く): 2555075536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 11240, 22480, 85247, 170494, 340988, 426235, 681976, 852470, 1363952, 1704940, 3409880, 6819760, 23954407, 47908814, 95817628, 119772035, 191635256, 239544070, 383270512, 479088140, 958176280, 1916352560]

約数ペア:

[(1, 1916352560), (2, 958176280), (4, 479088140), (5, 383270512), (8, 239544070), (10, 191635256), (16, 119772035), (20, 95817628), (40, 47908814), (80, 23954407), (281, 6819760), (562, 3409880), (1124, 1704940), (1405, 1363952), (2248, 852470), (2810, 681976), (4496, 426235), (5620, 340988), (11240, 170494), (22480, 85247)]