2197280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 5370624

約数和(自身を除く): 3173344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 443, 496, 620, 886, 992, 1240, 1772, 2215, 2480, 3544, 4430, 4960, 7088, 8860, 13733, 14176, 17720, 27466, 35440, 54932, 68665, 70880, 109864, 137330, 219728, 274660, 439456, 549320, 1098640, 2197280]

約数ペア:

[(1, 2197280), (2, 1098640), (4, 549320), (5, 439456), (8, 274660), (10, 219728), (16, 137330), (20, 109864), (31, 70880), (32, 68665), (40, 54932), (62, 35440), (80, 27466), (124, 17720), (155, 14176), (160, 13733), (248, 8860), (310, 7088), (443, 4960), (496, 4430), (620, 3544), (886, 2480), (992, 2215), (1240, 1772)]