1900383980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{563}}^1$

素因数の和:879

約数の個数: 96

約数和(自身を含む): 4445763840

約数和(自身を除く): 2545379860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 229, 268, 335, 458, 563, 670, 737, 916, 1126, 1145, 1340, 1474, 2252, 2290, 2519, 2815, 2948, 3685, 4580, 5038, 5630, 6193, 7370, 10076, 11260, 12386, 12595, 14740, 15343, 24772, 25190, 30686, 30965, 37721, 50380, 61372, 61930, 75442, 76715, 123860, 128927, 150884, 153430, 168773, 188605, 257854, 306860, 337546, 377210, 414931, 515708, 644635, 675092, 754420, 829862, 843865, 1289270, 1418197, 1659724, 1687730, 2074655, 2578540, 2836394, 3375460, 4149310, 5672788, 7090985, 8298620, 8638109, 14181970, 17276218, 28363940, 34552436, 43190545, 86381090, 95019199, 172762180, 190038398, 380076796, 475095995, 950191990, 1900383980]

約数ペア:

[(1, 1900383980), (2, 950191990), (4, 475095995), (5, 380076796), (10, 190038398), (11, 172762180), (20, 95019199), (22, 86381090), (44, 43190545), (55, 34552436), (67, 28363940), (110, 17276218), (134, 14181970), (220, 8638109), (229, 8298620), (268, 7090985), (335, 5672788), (458, 4149310), (563, 3375460), (670, 2836394), (737, 2578540), (916, 2074655), (1126, 1687730), (1145, 1659724), (1340, 1418197), (1474, 1289270), (2252, 843865), (2290, 829862), (2519, 754420), (2815, 675092), (2948, 644635), (3685, 515708), (4580, 414931), (5038, 377210), (5630, 337546), (6193, 306860), (7370, 257854), (10076, 188605), (11260, 168773), (12386, 153430), (12595, 150884), (14740, 128927), (15343, 123860), (24772, 76715), (25190, 75442), (30686, 61930), (30965, 61372), (37721, 50380)]