30523180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 65995776

約数和(自身を除く): 35472596

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 127, 197, 244, 254, 305, 394, 508, 610, 635, 788, 985, 1220, 1270, 1970, 2540, 3940, 7747, 12017, 15494, 24034, 25019, 30988, 38735, 48068, 50038, 60085, 77470, 100076, 120170, 125095, 154940, 240340, 250190, 500380, 1526159, 3052318, 6104636, 7630795, 15261590, 30523180]

約数ペア:

[(1, 30523180), (2, 15261590), (4, 7630795), (5, 6104636), (10, 3052318), (20, 1526159), (61, 500380), (122, 250190), (127, 240340), (197, 154940), (244, 125095), (254, 120170), (305, 100076), (394, 77470), (508, 60085), (610, 50038), (635, 48068), (788, 38735), (985, 30988), (1220, 25019), (1270, 24034), (1970, 15494), (2540, 12017), (3940, 7747)]