431638420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1\times {\mathrm{937}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 937939968

約数和(自身を除く): 506301548

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 743, 937, 1486, 1874, 2972, 3715, 3748, 4685, 7430, 9370, 14860, 18740, 23033, 29047, 46066, 58094, 92132, 115165, 116188, 145235, 230330, 290470, 460660, 580940, 696191, 1392382, 2784764, 3480955, 6961910, 13923820, 21581921, 43163842, 86327684, 107909605, 215819210, 431638420]

約数ペア:

[(1, 431638420), (2, 215819210), (4, 107909605), (5, 86327684), (10, 43163842), (20, 21581921), (31, 13923820), (62, 6961910), (124, 3480955), (155, 2784764), (310, 1392382), (620, 696191), (743, 580940), (937, 460660), (1486, 290470), (1874, 230330), (2972, 145235), (3715, 116188), (3748, 115165), (4685, 92132), (7430, 58094), (9370, 46066), (14860, 29047), (18740, 23033)]