1799792420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{4201}}^1$

素因数の和:4932

約数の個数: 48

約数和(自身を含む): 3908061696

約数和(自身を除く): 2108269276

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 691, 1382, 2764, 3455, 4201, 6910, 8402, 13820, 16804, 21005, 21421, 42010, 42842, 84020, 85684, 107105, 130231, 214210, 260462, 428420, 520924, 651155, 1302310, 2604620, 2902891, 5805782, 11611564, 14514455, 29028910, 58057820, 89989621, 179979242, 359958484, 449948105, 899896210, 1799792420]

約数ペア:

[(1, 1799792420), (2, 899896210), (4, 449948105), (5, 359958484), (10, 179979242), (20, 89989621), (31, 58057820), (62, 29028910), (124, 14514455), (155, 11611564), (310, 5805782), (620, 2902891), (691, 2604620), (1382, 1302310), (2764, 651155), (3455, 520924), (4201, 428420), (6910, 260462), (8402, 214210), (13820, 130231), (16804, 107105), (21005, 85684), (21421, 84020), (42010, 42842)]