108667220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 236552400

約数和(自身を除く): 127885180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 89, 164, 178, 205, 356, 410, 445, 820, 890, 1489, 1780, 2978, 3649, 5956, 7298, 7445, 14596, 14890, 18245, 29780, 36490, 61049, 72980, 122098, 132521, 244196, 265042, 305245, 530084, 610490, 662605, 1220980, 1325210, 2650420, 5433361, 10866722, 21733444, 27166805, 54333610, 108667220]

約数ペア:

[(1, 108667220), (2, 54333610), (4, 27166805), (5, 21733444), (10, 10866722), (20, 5433361), (41, 2650420), (82, 1325210), (89, 1220980), (164, 662605), (178, 610490), (205, 530084), (356, 305245), (410, 265042), (445, 244196), (820, 132521), (890, 122098), (1489, 72980), (1780, 61049), (2978, 36490), (3649, 29780), (5956, 18245), (7298, 14890), (7445, 14596)]