9819700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 23748480

約数和(自身を除く): 13928780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 79, 100, 110, 113, 158, 220, 226, 275, 316, 395, 452, 550, 565, 790, 869, 1100, 1130, 1243, 1580, 1738, 1975, 2260, 2486, 2825, 3476, 3950, 4345, 4972, 5650, 6215, 7900, 8690, 8927, 11300, 12430, 17380, 17854, 21725, 24860, 31075, 35708, 43450, 44635, 62150, 86900, 89270, 98197, 124300, 178540, 196394, 223175, 392788, 446350, 490985, 892700, 981970, 1963940, 2454925, 4909850, 9819700]

約数ペア:

[(1, 9819700), (2, 4909850), (4, 2454925), (5, 1963940), (10, 981970), (11, 892700), (20, 490985), (22, 446350), (25, 392788), (44, 223175), (50, 196394), (55, 178540), (79, 124300), (100, 98197), (110, 89270), (113, 86900), (158, 62150), (220, 44635), (226, 43450), (275, 35708), (316, 31075), (395, 24860), (452, 21725), (550, 17854), (565, 17380), (790, 12430), (869, 11300), (1100, 8927), (1130, 8690), (1243, 7900), (1580, 6215), (1738, 5650), (1975, 4972), (2260, 4345), (2486, 3950), (2825, 3476)]