20347770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11119}}^1$

素因数の和:11190

約数の個数: 32

約数和(自身を含む): 49639680

約数和(自身を除く): 29291910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 11119, 22238, 33357, 55595, 66714, 111190, 166785, 333570, 678259, 1356518, 2034777, 3391295, 4069554, 6782590, 10173885, 20347770]

約数ペア:

[(1, 20347770), (2, 10173885), (3, 6782590), (5, 4069554), (6, 3391295), (10, 2034777), (15, 1356518), (30, 678259), (61, 333570), (122, 166785), (183, 111190), (305, 66714), (366, 55595), (610, 33357), (915, 22238), (1830, 11119)]