2016878980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1\times {\mathrm{2017}}^1$

素因数の和:2233

約数の個数: 72

約数和(自身を含む): 4527496008

約数和(自身を除く): 2510617028

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 289, 340, 346, 578, 692, 865, 1156, 1445, 1730, 2017, 2890, 2941, 3460, 4034, 5780, 5882, 8068, 10085, 11764, 14705, 20170, 29410, 34289, 40340, 49997, 58820, 68578, 99994, 137156, 171445, 199988, 249985, 342890, 348941, 499970, 582913, 685780, 697882, 999940, 1165826, 1395764, 1744705, 2331652, 2914565, 3489410, 5829130, 5931997, 6978820, 11658260, 11863994, 23727988, 29659985, 59319970, 100843949, 118639940, 201687898, 403375796, 504219745, 1008439490, 2016878980]

約数ペア:

[(1, 2016878980), (2, 1008439490), (4, 504219745), (5, 403375796), (10, 201687898), (17, 118639940), (20, 100843949), (34, 59319970), (68, 29659985), (85, 23727988), (170, 11863994), (173, 11658260), (289, 6978820), (340, 5931997), (346, 5829130), (578, 3489410), (692, 2914565), (865, 2331652), (1156, 1744705), (1445, 1395764), (1730, 1165826), (2017, 999940), (2890, 697882), (2941, 685780), (3460, 582913), (4034, 499970), (5780, 348941), (5882, 342890), (8068, 249985), (10085, 199988), (11764, 171445), (14705, 137156), (20170, 99994), (29410, 68578), (34289, 58820), (40340, 49997)]