61998160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{110711}}^1$

素因数の和:110731

約数の個数: 40

約数和(自身を含む): 164739456

約数和(自身を除く): 102741296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 110711, 221422, 442844, 553555, 774977, 885688, 1107110, 1549954, 1771376, 2214220, 3099908, 3874885, 4428440, 6199816, 7749770, 8856880, 12399632, 15499540, 30999080, 61998160]

約数ペア:

[(1, 61998160), (2, 30999080), (4, 15499540), (5, 12399632), (7, 8856880), (8, 7749770), (10, 6199816), (14, 4428440), (16, 3874885), (20, 3099908), (28, 2214220), (35, 1771376), (40, 1549954), (56, 1107110), (70, 885688), (80, 774977), (112, 553555), (140, 442844), (280, 221422), (560, 110711)]