2213702920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20369}}^1$

素因数の和:20423

約数の個数: 128

約数和(自身を含む): 6159888000

約数和(自身を除く): 3946185080

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 440, 494, 520, 572, 715, 760, 836, 988, 1045, 1144, 1235, 1430, 1672, 1976, 2090, 2470, 2717, 2860, 4180, 4940, 5434, 5720, 8360, 9880, 10868, 13585, 20369, 21736, 27170, 40738, 54340, 81476, 101845, 108680, 162952, 203690, 224059, 264797, 387011, 407380, 448118, 529594, 774022, 814760, 896236, 1059188, 1120295, 1323985, 1548044, 1792472, 1935055, 2118376, 2240590, 2647970, 2912767, 3096088, 3870110, 4257121, 4481180, 5031143, 5295940, 5825534, 7740220, 8514242, 8962360, 10062286, 10591880, 11651068, 14563835, 15480440, 17028484, 20124572, 21285605, 23302136, 25155715, 29127670, 34056968, 40249144, 42571210, 50311430, 55342573, 58255340, 85142420, 100622860, 110685146, 116510680, 170284840, 201245720, 221370292, 276712865, 442740584, 553425730, 1106851460, 2213702920]

約数ペア:

[(1, 2213702920), (2, 1106851460), (4, 553425730), (5, 442740584), (8, 276712865), (10, 221370292), (11, 201245720), (13, 170284840), (19, 116510680), (20, 110685146), (22, 100622860), (26, 85142420), (38, 58255340), (40, 55342573), (44, 50311430), (52, 42571210), (55, 40249144), (65, 34056968), (76, 29127670), (88, 25155715), (95, 23302136), (104, 21285605), (110, 20124572), (130, 17028484), (143, 15480440), (152, 14563835), (190, 11651068), (209, 10591880), (220, 10062286), (247, 8962360), (260, 8514242), (286, 7740220), (380, 5825534), (418, 5295940), (440, 5031143), (494, 4481180), (520, 4257121), (572, 3870110), (715, 3096088), (760, 2912767), (836, 2647970), (988, 2240590), (1045, 2118376), (1144, 1935055), (1235, 1792472), (1430, 1548044), (1672, 1323985), (1976, 1120295), (2090, 1059188), (2470, 896236), (2717, 814760), (2860, 774022), (4180, 529594), (4940, 448118), (5434, 407380), (5720, 387011), (8360, 264797), (9880, 224059), (10868, 203690), (13585, 162952), (20369, 108680), (21736, 101845), (27170, 81476), (40738, 54340)]