28800860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 70447104

約数和(自身を除く): 41646244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 41, 44, 55, 62, 82, 103, 110, 124, 155, 164, 205, 206, 220, 310, 341, 410, 412, 451, 515, 620, 682, 820, 902, 1030, 1133, 1271, 1364, 1705, 1804, 2060, 2255, 2266, 2542, 3193, 3410, 4223, 4510, 4532, 5084, 5665, 6355, 6386, 6820, 8446, 9020, 11330, 12710, 12772, 13981, 15965, 16892, 21115, 22660, 25420, 27962, 31930, 35123, 42230, 46453, 55924, 63860, 69905, 70246, 84460, 92906, 130913, 139810, 140492, 175615, 185812, 232265, 261826, 279620, 351230, 464530, 523652, 654565, 702460, 929060, 1309130, 1440043, 2618260, 2880086, 5760172, 7200215, 14400430, 28800860]

約数ペア:

[(1, 28800860), (2, 14400430), (4, 7200215), (5, 5760172), (10, 2880086), (11, 2618260), (20, 1440043), (22, 1309130), (31, 929060), (41, 702460), (44, 654565), (55, 523652), (62, 464530), (82, 351230), (103, 279620), (110, 261826), (124, 232265), (155, 185812), (164, 175615), (205, 140492), (206, 139810), (220, 130913), (310, 92906), (341, 84460), (410, 70246), (412, 69905), (451, 63860), (515, 55924), (620, 46453), (682, 42230), (820, 35123), (902, 31930), (1030, 27962), (1133, 25420), (1271, 22660), (1364, 21115), (1705, 16892), (1804, 15965), (2060, 13981), (2255, 12772), (2266, 12710), (2542, 11330), (3193, 9020), (3410, 8446), (4223, 6820), (4510, 6386), (4532, 6355), (5084, 5665)]