440145470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1223}}^1$

素因数の和:1349

約数の個数: 64

約数和(自身を含む): 880398720

約数和(自身を除く): 440253250

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 73, 85, 145, 146, 170, 290, 365, 493, 730, 986, 1223, 1241, 2117, 2446, 2465, 2482, 4234, 4930, 6115, 6205, 10585, 12230, 12410, 20791, 21170, 35467, 35989, 41582, 70934, 71978, 89279, 103955, 177335, 178558, 179945, 207910, 354670, 359890, 446395, 602939, 892790, 1205878, 1517743, 2589091, 3014695, 3035486, 5178182, 6029390, 7588715, 12945455, 15177430, 25890910, 44014547, 88029094, 220072735, 440145470]

約数ペア:

[(1, 440145470), (2, 220072735), (5, 88029094), (10, 44014547), (17, 25890910), (29, 15177430), (34, 12945455), (58, 7588715), (73, 6029390), (85, 5178182), (145, 3035486), (146, 3014695), (170, 2589091), (290, 1517743), (365, 1205878), (493, 892790), (730, 602939), (986, 446395), (1223, 359890), (1241, 354670), (2117, 207910), (2446, 179945), (2465, 178558), (2482, 177335), (4234, 103955), (4930, 89279), (6115, 71978), (6205, 70934), (10585, 41582), (12230, 35989), (12410, 35467), (20791, 21170)]