29861380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 64484784

約数和(自身を除く): 34623404

約数列:

[1, 2, 4, 5, 10, 20, 73, 113, 146, 181, 226, 292, 362, 365, 452, 565, 724, 730, 905, 1130, 1460, 1810, 2260, 3620, 8249, 13213, 16498, 20453, 26426, 32996, 40906, 41245, 52852, 66065, 81812, 82490, 102265, 132130, 164980, 204530, 264260, 409060, 1493069, 2986138, 5972276, 7465345, 14930690, 29861380]

約数ペア:

[(1, 29861380), (2, 14930690), (4, 7465345), (5, 5972276), (10, 2986138), (20, 1493069), (73, 409060), (113, 264260), (146, 204530), (181, 164980), (226, 132130), (292, 102265), (362, 82490), (365, 81812), (452, 66065), (565, 52852), (724, 41245), (730, 40906), (905, 32996), (1130, 26426), (1460, 20453), (1810, 16498), (2260, 13213), (3620, 8249)]