17966940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4909}}^1$

素因数の和:4982

約数の個数: 48

約数和(自身を含む): 51142560

約数和(自身を除く): 33175620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 4909, 9818, 14727, 19636, 24545, 29454, 49090, 58908, 73635, 98180, 147270, 294540, 299449, 598898, 898347, 1197796, 1497245, 1796694, 2994490, 3593388, 4491735, 5988980, 8983470, 17966940]

約数ペア:

[(1, 17966940), (2, 8983470), (3, 5988980), (4, 4491735), (5, 3593388), (6, 2994490), (10, 1796694), (12, 1497245), (15, 1197796), (20, 898347), (30, 598898), (60, 299449), (61, 294540), (122, 147270), (183, 98180), (244, 73635), (305, 58908), (366, 49090), (610, 29454), (732, 24545), (915, 19636), (1220, 14727), (1830, 9818), (3660, 4909)]