23518420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 32365100

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 41, 43, 46, 58, 82, 86, 92, 115, 116, 145, 164, 172, 205, 215, 230, 290, 410, 430, 460, 580, 667, 820, 860, 943, 989, 1189, 1247, 1334, 1763, 1886, 1978, 2378, 2494, 2668, 3335, 3526, 3772, 3956, 4715, 4756, 4945, 4988, 5945, 6235, 6670, 7052, 8815, 9430, 9890, 11890, 12470, 13340, 17630, 18860, 19780, 23780, 24940, 27347, 28681, 35260, 40549, 51127, 54694, 57362, 81098, 102254, 109388, 114724, 136735, 143405, 162196, 202745, 204508, 255635, 273470, 286810, 405490, 511270, 546940, 573620, 810980, 1022540, 1175921, 2351842, 4703684, 5879605, 11759210, 23518420]

約数ペア:

[(1, 23518420), (2, 11759210), (4, 5879605), (5, 4703684), (10, 2351842), (20, 1175921), (23, 1022540), (29, 810980), (41, 573620), (43, 546940), (46, 511270), (58, 405490), (82, 286810), (86, 273470), (92, 255635), (115, 204508), (116, 202745), (145, 162196), (164, 143405), (172, 136735), (205, 114724), (215, 109388), (230, 102254), (290, 81098), (410, 57362), (430, 54694), (460, 51127), (580, 40549), (667, 35260), (820, 28681), (860, 27347), (943, 24940), (989, 23780), (1189, 19780), (1247, 18860), (1334, 17630), (1763, 13340), (1886, 12470), (1978, 11890), (2378, 9890), (2494, 9430), (2668, 8815), (3335, 7052), (3526, 6670), (3772, 6235), (3956, 5945), (4715, 4988), (4756, 4945)]