2018795820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{4523}}^1$

素因数の和:4751

約数の個数: 96

約数和(自身を含む): 5818804992

約数和(自身を除く): 3800009172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 173, 215, 258, 346, 430, 516, 519, 645, 692, 860, 865, 1038, 1290, 1730, 2076, 2580, 2595, 3460, 4523, 5190, 7439, 9046, 10380, 13569, 14878, 18092, 22317, 22615, 27138, 29756, 37195, 44634, 45230, 54276, 67845, 74390, 89268, 90460, 111585, 135690, 148780, 194489, 223170, 271380, 388978, 446340, 583467, 777956, 782479, 972445, 1166934, 1564958, 1944890, 2333868, 2347437, 2917335, 3129916, 3889780, 3912395, 4694874, 5834670, 7824790, 9389748, 11669340, 11737185, 15649580, 23474370, 33646597, 46948740, 67293194, 100939791, 134586388, 168232985, 201879582, 336465970, 403759164, 504698955, 672931940, 1009397910, 2018795820]

約数ペア:

[(1, 2018795820), (2, 1009397910), (3, 672931940), (4, 504698955), (5, 403759164), (6, 336465970), (10, 201879582), (12, 168232985), (15, 134586388), (20, 100939791), (30, 67293194), (43, 46948740), (60, 33646597), (86, 23474370), (129, 15649580), (172, 11737185), (173, 11669340), (215, 9389748), (258, 7824790), (346, 5834670), (430, 4694874), (516, 3912395), (519, 3889780), (645, 3129916), (692, 2917335), (860, 2347437), (865, 2333868), (1038, 1944890), (1290, 1564958), (1730, 1166934), (2076, 972445), (2580, 782479), (2595, 777956), (3460, 583467), (4523, 446340), (5190, 388978), (7439, 271380), (9046, 223170), (10380, 194489), (13569, 148780), (14878, 135690), (18092, 111585), (22317, 90460), (22615, 89268), (27138, 74390), (29756, 67845), (37195, 54276), (44634, 45230)]