1969134640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{18493}}^1$

素因数の和:18539

約数の個数: 80

約数和(自身を含む): 5035990176

約数和(自身を除く): 3066855536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1331, 1936, 2420, 2662, 4840, 5324, 6655, 9680, 10648, 13310, 18493, 21296, 26620, 36986, 53240, 73972, 92465, 106480, 147944, 184930, 203423, 295888, 369860, 406846, 739720, 813692, 1017115, 1479440, 1627384, 2034230, 2237653, 3254768, 4068460, 4475306, 8136920, 8950612, 11188265, 16273840, 17901224, 22376530, 24614183, 35802448, 44753060, 49228366, 89506120, 98456732, 123070915, 179012240, 196913464, 246141830, 393826928, 492283660, 984567320, 1969134640]

約数ペア:

[(1, 1969134640), (2, 984567320), (4, 492283660), (5, 393826928), (8, 246141830), (10, 196913464), (11, 179012240), (16, 123070915), (20, 98456732), (22, 89506120), (40, 49228366), (44, 44753060), (55, 35802448), (80, 24614183), (88, 22376530), (110, 17901224), (121, 16273840), (176, 11188265), (220, 8950612), (242, 8136920), (440, 4475306), (484, 4068460), (605, 3254768), (880, 2237653), (968, 2034230), (1210, 1627384), (1331, 1479440), (1936, 1017115), (2420, 813692), (2662, 739720), (4840, 406846), (5324, 369860), (6655, 295888), (9680, 203423), (10648, 184930), (13310, 147944), (18493, 106480), (21296, 92465), (26620, 73972), (36986, 53240)]