28942240

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3413}}^1$

素因数の和:3481

約数の個数: 48

約数和(自身を含む): 69686568

約数和(自身を除く): 40744328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 3413, 4240, 6826, 8480, 13652, 17065, 27304, 34130, 54608, 68260, 109216, 136520, 180889, 273040, 361778, 546080, 723556, 904445, 1447112, 1808890, 2894224, 3617780, 5788448, 7235560, 14471120, 28942240]

約数ペア:

[(1, 28942240), (2, 14471120), (4, 7235560), (5, 5788448), (8, 3617780), (10, 2894224), (16, 1808890), (20, 1447112), (32, 904445), (40, 723556), (53, 546080), (80, 361778), (106, 273040), (160, 180889), (212, 136520), (265, 109216), (424, 68260), (530, 54608), (848, 34130), (1060, 27304), (1696, 17065), (2120, 13652), (3413, 8480), (4240, 6826)]