28558864040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{33191}}^1$

素因数の和:33655

約数の個数: 96

約数和(自身を含む): 74920982400

約数和(自身を除く): 46362118360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 439, 490, 878, 980, 1756, 1960, 2195, 3073, 3512, 4390, 6146, 8780, 12292, 15365, 17560, 21511, 24584, 30730, 33191, 43022, 61460, 66382, 86044, 107555, 122920, 132764, 165955, 172088, 215110, 232337, 265528, 331910, 430220, 464674, 663820, 860440, 929348, 1161685, 1327640, 1626359, 1858696, 2323370, 3252718, 4646740, 6505436, 8131795, 9293480, 13010872, 14570849, 16263590, 29141698, 32527180, 58283396, 65054360, 72854245, 101995943, 116566792, 145708490, 203991886, 291416980, 407983772, 509979715, 582833960, 713971601, 815967544, 1019959430, 1427943202, 2039918860, 2855886404, 3569858005, 4079837720, 5711772808, 7139716010, 14279432020, 28558864040]

約数ペア:

[(1, 28558864040), (2, 14279432020), (4, 7139716010), (5, 5711772808), (7, 4079837720), (8, 3569858005), (10, 2855886404), (14, 2039918860), (20, 1427943202), (28, 1019959430), (35, 815967544), (40, 713971601), (49, 582833960), (56, 509979715), (70, 407983772), (98, 291416980), (140, 203991886), (196, 145708490), (245, 116566792), (280, 101995943), (392, 72854245), (439, 65054360), (490, 58283396), (878, 32527180), (980, 29141698), (1756, 16263590), (1960, 14570849), (2195, 13010872), (3073, 9293480), (3512, 8131795), (4390, 6505436), (6146, 4646740), (8780, 3252718), (12292, 2323370), (15365, 1858696), (17560, 1626359), (21511, 1327640), (24584, 1161685), (30730, 929348), (33191, 860440), (43022, 663820), (61460, 464674), (66382, 430220), (86044, 331910), (107555, 265528), (122920, 232337), (132764, 215110), (165955, 172088)]