1444300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 3718512

約数和(自身を除く): 2274212

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 101, 110, 130, 143, 202, 220, 260, 275, 286, 325, 404, 505, 550, 572, 650, 715, 1010, 1100, 1111, 1300, 1313, 1430, 2020, 2222, 2525, 2626, 2860, 3575, 4444, 5050, 5252, 5555, 6565, 7150, 10100, 11110, 13130, 14300, 14443, 22220, 26260, 27775, 28886, 32825, 55550, 57772, 65650, 72215, 111100, 131300, 144430, 288860, 361075, 722150, 1444300]

約数ペア:

[(1, 1444300), (2, 722150), (4, 361075), (5, 288860), (10, 144430), (11, 131300), (13, 111100), (20, 72215), (22, 65650), (25, 57772), (26, 55550), (44, 32825), (50, 28886), (52, 27775), (55, 26260), (65, 22220), (100, 14443), (101, 14300), (110, 13130), (130, 11110), (143, 10100), (202, 7150), (220, 6565), (260, 5555), (275, 5252), (286, 5050), (325, 4444), (404, 3575), (505, 2860), (550, 2626), (572, 2525), (650, 2222), (715, 2020), (1010, 1430), (1100, 1313), (1111, 1300)]