201920940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86291}}^1$

素因数の和:86319

約数の個数: 72

約数和(自身を含む): 659616048

約数和(自身を除く): 457695108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 86291, 172582, 258873, 345164, 431455, 517746, 776619, 862910, 1035492, 1121783, 1294365, 1553238, 1725820, 2243566, 2588730, 3106476, 3365349, 3883095, 4487132, 5177460, 5608915, 6730698, 7766190, 10096047, 11217830, 13461396, 15532380, 16826745, 20192094, 22435660, 33653490, 40384188, 50480235, 67306980, 100960470, 201920940]

約数ペア:

[(1, 201920940), (2, 100960470), (3, 67306980), (4, 50480235), (5, 40384188), (6, 33653490), (9, 22435660), (10, 20192094), (12, 16826745), (13, 15532380), (15, 13461396), (18, 11217830), (20, 10096047), (26, 7766190), (30, 6730698), (36, 5608915), (39, 5177460), (45, 4487132), (52, 3883095), (60, 3365349), (65, 3106476), (78, 2588730), (90, 2243566), (117, 1725820), (130, 1553238), (156, 1294365), (180, 1121783), (195, 1035492), (234, 862910), (260, 776619), (390, 517746), (468, 431455), (585, 345164), (780, 258873), (1170, 172582), (2340, 86291)]