1900569580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{45403}}^1$

素因数の和:45455

約数の個数: 96

約数和(自身を含む): 5125929984

約数和(自身を除く): 3225360404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 598, 644, 805, 910, 1196, 1495, 1610, 1820, 2093, 2990, 3220, 4186, 5980, 8372, 10465, 20930, 41860, 45403, 90806, 181612, 227015, 317821, 454030, 590239, 635642, 908060, 1044269, 1180478, 1271284, 1589105, 2088538, 2360956, 2951195, 3178210, 4131673, 4177076, 5221345, 5902390, 6356420, 7309883, 8263346, 10442690, 11804780, 13575497, 14619766, 16526692, 20658365, 20885380, 27150994, 29239532, 36549415, 41316730, 54301988, 67877485, 73098830, 82633460, 95028479, 135754970, 146197660, 190056958, 271509940, 380113916, 475142395, 950284790, 1900569580]

約数ペア:

[(1, 1900569580), (2, 950284790), (4, 475142395), (5, 380113916), (7, 271509940), (10, 190056958), (13, 146197660), (14, 135754970), (20, 95028479), (23, 82633460), (26, 73098830), (28, 67877485), (35, 54301988), (46, 41316730), (52, 36549415), (65, 29239532), (70, 27150994), (91, 20885380), (92, 20658365), (115, 16526692), (130, 14619766), (140, 13575497), (161, 11804780), (182, 10442690), (230, 8263346), (260, 7309883), (299, 6356420), (322, 5902390), (364, 5221345), (455, 4177076), (460, 4131673), (598, 3178210), (644, 2951195), (805, 2360956), (910, 2088538), (1196, 1589105), (1495, 1271284), (1610, 1180478), (1820, 1044269), (2093, 908060), (2990, 635642), (3220, 590239), (4186, 454030), (5980, 317821), (8372, 227015), (10465, 181612), (20930, 90806), (41860, 45403)]