17965640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 53222400

約数和(自身を除く): 35256760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 280, 307, 308, 380, 385, 418, 440, 532, 614, 616, 665, 760, 770, 836, 1045, 1064, 1228, 1330, 1463, 1535, 1540, 1672, 2090, 2149, 2456, 2660, 2926, 3070, 3080, 3377, 4180, 4298, 5320, 5833, 5852, 6140, 6754, 7315, 8360, 8596, 10745, 11666, 11704, 12280, 13508, 14630, 16885, 17192, 21490, 23332, 23639, 27016, 29165, 29260, 33770, 40831, 42980, 46664, 47278, 58330, 58520, 64163, 67540, 81662, 85960, 94556, 116660, 118195, 128326, 135080, 163324, 189112, 204155, 233320, 236390, 256652, 320815, 326648, 408310, 449141, 472780, 513304, 641630, 816620, 898282, 945560, 1283260, 1633240, 1796564, 2245705, 2566520, 3593128, 4491410, 8982820, 17965640]

約数ペア:

[(1, 17965640), (2, 8982820), (4, 4491410), (5, 3593128), (7, 2566520), (8, 2245705), (10, 1796564), (11, 1633240), (14, 1283260), (19, 945560), (20, 898282), (22, 816620), (28, 641630), (35, 513304), (38, 472780), (40, 449141), (44, 408310), (55, 326648), (56, 320815), (70, 256652), (76, 236390), (77, 233320), (88, 204155), (95, 189112), (110, 163324), (133, 135080), (140, 128326), (152, 118195), (154, 116660), (190, 94556), (209, 85960), (220, 81662), (266, 67540), (280, 64163), (307, 58520), (308, 58330), (380, 47278), (385, 46664), (418, 42980), (440, 40831), (532, 33770), (614, 29260), (616, 29165), (665, 27016), (760, 23639), (770, 23332), (836, 21490), (1045, 17192), (1064, 16885), (1228, 14630), (1330, 13508), (1463, 12280), (1535, 11704), (1540, 11666), (1672, 10745), (2090, 8596), (2149, 8360), (2456, 7315), (2660, 6754), (2926, 6140), (3070, 5852), (3080, 5833), (3377, 5320), (4180, 4298)]