119888922520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{420781}}^1$

素因数の和:421228

約数の個数: 64

約数和(自身を含む): 286300072800

約数和(自身を除く): 166411150280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 419, 680, 838, 1676, 2095, 3352, 4190, 7123, 8380, 14246, 16760, 28492, 35615, 56984, 71230, 142460, 284920, 420781, 841562, 1683124, 2103905, 3366248, 4207810, 7153277, 8415620, 14306554, 16831240, 28613108, 35766385, 57226216, 71532770, 143065540, 176307239, 286131080, 352614478, 705228956, 881536195, 1410457912, 1763072390, 2997223063, 3526144780, 5994446126, 7052289560, 11988892252, 14986115315, 23977784504, 29972230630, 59944461260, 119888922520]

約数ペア:

[(1, 119888922520), (2, 59944461260), (4, 29972230630), (5, 23977784504), (8, 14986115315), (10, 11988892252), (17, 7052289560), (20, 5994446126), (34, 3526144780), (40, 2997223063), (68, 1763072390), (85, 1410457912), (136, 881536195), (170, 705228956), (340, 352614478), (419, 286131080), (680, 176307239), (838, 143065540), (1676, 71532770), (2095, 57226216), (3352, 35766385), (4190, 28613108), (7123, 16831240), (8380, 14306554), (14246, 8415620), (16760, 7153277), (28492, 4207810), (35615, 3366248), (56984, 2103905), (71230, 1683124), (142460, 841562), (284920, 420781)]