20172215560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{34031}}^1$

素因数の和:34151

約数の個数: 128

約数和(自身を含む): 54396748800

約数和(自身を除く): 34224533240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 73, 116, 140, 145, 146, 203, 232, 280, 290, 292, 365, 406, 511, 580, 584, 730, 812, 1015, 1022, 1160, 1460, 1624, 2030, 2044, 2117, 2555, 2920, 4060, 4088, 4234, 5110, 8120, 8468, 10220, 10585, 14819, 16936, 20440, 21170, 29638, 34031, 42340, 59276, 68062, 74095, 84680, 118552, 136124, 148190, 170155, 238217, 272248, 296380, 340310, 476434, 592760, 680620, 952868, 986899, 1191085, 1361240, 1905736, 1973798, 2382170, 2484263, 3947596, 4764340, 4934495, 4968526, 6908293, 7895192, 9528680, 9868990, 9937052, 12421315, 13816586, 17389841, 19737980, 19874104, 24842630, 27633172, 34541465, 34779682, 39475960, 49685260, 55266344, 69082930, 69559364, 72043627, 86949205, 99370520, 138165860, 139118728, 144087254, 173898410, 276331720, 288174508, 347796820, 360218135, 504305389, 576349016, 695593640, 720436270, 1008610778, 1440872540, 2017221556, 2521526945, 2881745080, 4034443112, 5043053890, 10086107780, 20172215560]

約数ペア:

[(1, 20172215560), (2, 10086107780), (4, 5043053890), (5, 4034443112), (7, 2881745080), (8, 2521526945), (10, 2017221556), (14, 1440872540), (20, 1008610778), (28, 720436270), (29, 695593640), (35, 576349016), (40, 504305389), (56, 360218135), (58, 347796820), (70, 288174508), (73, 276331720), (116, 173898410), (140, 144087254), (145, 139118728), (146, 138165860), (203, 99370520), (232, 86949205), (280, 72043627), (290, 69559364), (292, 69082930), (365, 55266344), (406, 49685260), (511, 39475960), (580, 34779682), (584, 34541465), (730, 27633172), (812, 24842630), (1015, 19874104), (1022, 19737980), (1160, 17389841), (1460, 13816586), (1624, 12421315), (2030, 9937052), (2044, 9868990), (2117, 9528680), (2555, 7895192), (2920, 6908293), (4060, 4968526), (4088, 4934495), (4234, 4764340), (5110, 3947596), (8120, 2484263), (8468, 2382170), (10220, 1973798), (10585, 1905736), (14819, 1361240), (16936, 1191085), (20440, 986899), (21170, 952868), (29638, 680620), (34031, 592760), (42340, 476434), (59276, 340310), (68062, 296380), (74095, 272248), (84680, 238217), (118552, 170155), (136124, 148190)]