20198984970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1\times {\mathrm{20249}}^1$

素因数の和:21111

約数の個数: 64

約数和(自身を含む): 49723632000

約数和(自身を除く): 29524647030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 811, 1230, 1622, 2433, 4055, 4866, 8110, 12165, 20249, 24330, 33251, 40498, 60747, 66502, 99753, 101245, 121494, 166255, 199506, 202490, 303735, 332510, 498765, 607470, 830209, 997530, 1660418, 2490627, 4151045, 4981254, 8302090, 12453135, 16421939, 24906270, 32843878, 49265817, 82109695, 98531634, 164219390, 246329085, 492658170, 673299499, 1346598998, 2019898497, 3366497495, 4039796994, 6732994990, 10099492485, 20198984970]

約数ペア:

[(1, 20198984970), (2, 10099492485), (3, 6732994990), (5, 4039796994), (6, 3366497495), (10, 2019898497), (15, 1346598998), (30, 673299499), (41, 492658170), (82, 246329085), (123, 164219390), (205, 98531634), (246, 82109695), (410, 49265817), (615, 32843878), (811, 24906270), (1230, 16421939), (1622, 12453135), (2433, 8302090), (4055, 4981254), (4866, 4151045), (8110, 2490627), (12165, 1660418), (20249, 997530), (24330, 830209), (33251, 607470), (40498, 498765), (60747, 332510), (66502, 303735), (99753, 202490), (101245, 199506), (121494, 166255)]