4021292020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1\times {\mathrm{4649}}^1$

素因数の和:5428

約数の個数: 48

約数和(自身を含む): 8597106000

約数和(自身を除く): 4575813980

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 709, 1220, 1418, 2836, 3545, 4649, 7090, 9298, 14180, 18596, 23245, 43249, 46490, 86498, 92980, 172996, 216245, 283589, 432490, 567178, 864980, 1134356, 1417945, 2835890, 3296141, 5671780, 6592282, 13184564, 16480705, 32961410, 65922820, 201064601, 402129202, 804258404, 1005323005, 2010646010, 4021292020]

約数ペア:

[(1, 4021292020), (2, 2010646010), (4, 1005323005), (5, 804258404), (10, 402129202), (20, 201064601), (61, 65922820), (122, 32961410), (244, 16480705), (305, 13184564), (610, 6592282), (709, 5671780), (1220, 3296141), (1418, 2835890), (2836, 1417945), (3545, 1134356), (4649, 864980), (7090, 567178), (9298, 432490), (14180, 283589), (18596, 216245), (23245, 172996), (43249, 92980), (46490, 86498)]