2528880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 8061984

約数和(自身を除く): 5533104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 257, 328, 410, 492, 514, 615, 656, 771, 820, 984, 1028, 1230, 1285, 1542, 1640, 1968, 2056, 2460, 2570, 3084, 3280, 3855, 4112, 4920, 5140, 6168, 7710, 9840, 10280, 10537, 12336, 15420, 20560, 21074, 30840, 31611, 42148, 52685, 61680, 63222, 84296, 105370, 126444, 158055, 168592, 210740, 252888, 316110, 421480, 505776, 632220, 842960, 1264440, 2528880]

約数ペア:

[(1, 2528880), (2, 1264440), (3, 842960), (4, 632220), (5, 505776), (6, 421480), (8, 316110), (10, 252888), (12, 210740), (15, 168592), (16, 158055), (20, 126444), (24, 105370), (30, 84296), (40, 63222), (41, 61680), (48, 52685), (60, 42148), (80, 31611), (82, 30840), (120, 21074), (123, 20560), (164, 15420), (205, 12336), (240, 10537), (246, 10280), (257, 9840), (328, 7710), (410, 6168), (492, 5140), (514, 4920), (615, 4112), (656, 3855), (771, 3280), (820, 3084), (984, 2570), (1028, 2460), (1230, 2056), (1285, 1968), (1542, 1640)]