385700980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{4219}}^1$

素因数の和:4888

約数の個数: 48

約数和(自身を含む): 927319680

約数和(自身を除く): 541618700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 653, 1306, 2612, 3265, 4219, 4571, 6530, 8438, 9142, 13060, 16876, 18284, 21095, 22855, 29533, 42190, 45710, 59066, 84380, 91420, 118132, 147665, 295330, 590660, 2755007, 5510014, 11020028, 13775035, 19285049, 27550070, 38570098, 55100140, 77140196, 96425245, 192850490, 385700980]

約数ペア:

[(1, 385700980), (2, 192850490), (4, 96425245), (5, 77140196), (7, 55100140), (10, 38570098), (14, 27550070), (20, 19285049), (28, 13775035), (35, 11020028), (70, 5510014), (140, 2755007), (653, 590660), (1306, 295330), (2612, 147665), (3265, 118132), (4219, 91420), (4571, 84380), (6530, 59066), (8438, 45710), (9142, 42190), (13060, 29533), (16876, 22855), (18284, 21095)]