2018598920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1297}}^1$

素因数の和:1435

約数の個数: 128

約数和(自身を含む): 5083071840

約数和(自身を除く): 3064472920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 73, 82, 104, 130, 146, 164, 205, 260, 292, 328, 365, 410, 520, 533, 584, 730, 820, 949, 1066, 1297, 1460, 1640, 1898, 2132, 2594, 2665, 2920, 2993, 3796, 4264, 4745, 5188, 5330, 5986, 6485, 7592, 9490, 10376, 10660, 11972, 12970, 14965, 16861, 18980, 21320, 23944, 25940, 29930, 33722, 37960, 38909, 51880, 53177, 59860, 67444, 77818, 84305, 94681, 106354, 119720, 134888, 155636, 168610, 189362, 194545, 212708, 265885, 311272, 337220, 378724, 389090, 425416, 473405, 531770, 674440, 691301, 757448, 778180, 946810, 1063540, 1230853, 1382602, 1556360, 1893620, 2127080, 2461706, 2765204, 3456505, 3787240, 3881921, 4923412, 5530408, 6154265, 6913010, 7763842, 9846824, 12308530, 13826020, 15527684, 19409605, 24617060, 27652040, 31055368, 38819210, 49234120, 50464973, 77638420, 100929946, 155276840, 201859892, 252324865, 403719784, 504649730, 1009299460, 2018598920]

約数ペア:

[(1, 2018598920), (2, 1009299460), (4, 504649730), (5, 403719784), (8, 252324865), (10, 201859892), (13, 155276840), (20, 100929946), (26, 77638420), (40, 50464973), (41, 49234120), (52, 38819210), (65, 31055368), (73, 27652040), (82, 24617060), (104, 19409605), (130, 15527684), (146, 13826020), (164, 12308530), (205, 9846824), (260, 7763842), (292, 6913010), (328, 6154265), (365, 5530408), (410, 4923412), (520, 3881921), (533, 3787240), (584, 3456505), (730, 2765204), (820, 2461706), (949, 2127080), (1066, 1893620), (1297, 1556360), (1460, 1382602), (1640, 1230853), (1898, 1063540), (2132, 946810), (2594, 778180), (2665, 757448), (2920, 691301), (2993, 674440), (3796, 531770), (4264, 473405), (4745, 425416), (5188, 389090), (5330, 378724), (5986, 337220), (6485, 311272), (7592, 265885), (9490, 212708), (10376, 194545), (10660, 189362), (11972, 168610), (12970, 155636), (14965, 134888), (16861, 119720), (18980, 106354), (21320, 94681), (23944, 84305), (25940, 77818), (29930, 67444), (33722, 59860), (37960, 53177), (38909, 51880)]