2126483180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{15991}}^1$

素因数の和:16170

約数の個数: 48

約数和(自身を含む): 4580748480

約数和(自身を除く): 2454265300

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 218, 244, 305, 436, 545, 610, 1090, 1220, 2180, 6649, 13298, 15991, 26596, 31982, 33245, 63964, 66490, 79955, 132980, 159910, 319820, 975451, 1743019, 1950902, 3486038, 3901804, 4877255, 6972076, 8715095, 9754510, 17430190, 19509020, 34860380, 106324159, 212648318, 425296636, 531620795, 1063241590, 2126483180]

約数ペア:

[(1, 2126483180), (2, 1063241590), (4, 531620795), (5, 425296636), (10, 212648318), (20, 106324159), (61, 34860380), (109, 19509020), (122, 17430190), (218, 9754510), (244, 8715095), (305, 6972076), (436, 4877255), (545, 3901804), (610, 3486038), (1090, 1950902), (1220, 1743019), (2180, 975451), (6649, 319820), (13298, 159910), (15991, 132980), (26596, 79955), (31982, 66490), (33245, 63964)]