2020121050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{541}}^1$

素因数の和:784

約数の個数: 96

約数和(自身を含む): 4180875264

約数和(自身を除く): 2160754214

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 170, 191, 230, 382, 391, 425, 541, 575, 782, 850, 955, 1082, 1150, 1910, 1955, 2705, 3247, 3910, 4393, 4775, 5410, 6494, 8786, 9197, 9550, 9775, 12443, 13525, 16235, 18394, 19550, 21965, 24886, 27050, 32470, 43930, 45985, 62215, 74681, 81175, 91970, 103331, 109825, 124430, 149362, 162350, 206662, 211531, 219650, 229925, 311075, 373405, 423062, 459850, 516655, 622150, 746810, 1033310, 1057655, 1756627, 1867025, 2115310, 2376613, 2583275, 3513254, 3734050, 4753226, 5166550, 5288275, 8783135, 10576550, 11883065, 17566270, 23766130, 40402421, 43915675, 59415325, 80804842, 87831350, 118830650, 202012105, 404024210, 1010060525, 2020121050]

約数ペア:

[(1, 2020121050), (2, 1010060525), (5, 404024210), (10, 202012105), (17, 118830650), (23, 87831350), (25, 80804842), (34, 59415325), (46, 43915675), (50, 40402421), (85, 23766130), (115, 17566270), (170, 11883065), (191, 10576550), (230, 8783135), (382, 5288275), (391, 5166550), (425, 4753226), (541, 3734050), (575, 3513254), (782, 2583275), (850, 2376613), (955, 2115310), (1082, 1867025), (1150, 1756627), (1910, 1057655), (1955, 1033310), (2705, 746810), (3247, 622150), (3910, 516655), (4393, 459850), (4775, 423062), (5410, 373405), (6494, 311075), (8786, 229925), (9197, 219650), (9550, 211531), (9775, 206662), (12443, 162350), (13525, 149362), (16235, 124430), (18394, 109825), (19550, 103331), (21965, 91970), (24886, 81175), (27050, 74681), (32470, 62215), (43930, 45985)]