392357800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^2\times {\mathrm{1061}}^1$

素因数の和:1163

約数の個数: 72

約数和(自身を含む): 934820190

約数和(自身を除く): 542462390

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1061, 1075, 1720, 1849, 2122, 2150, 3698, 4244, 4300, 5305, 7396, 8488, 8600, 9245, 10610, 14792, 18490, 21220, 26525, 36980, 42440, 45623, 46225, 53050, 73960, 91246, 92450, 106100, 182492, 184900, 212200, 228115, 364984, 369800, 456230, 912460, 1140575, 1824920, 1961789, 2281150, 3923578, 4562300, 7847156, 9124600, 9808945, 15694312, 19617890, 39235780, 49044725, 78471560, 98089450, 196178900, 392357800]

約数ペア:

[(1, 392357800), (2, 196178900), (4, 98089450), (5, 78471560), (8, 49044725), (10, 39235780), (20, 19617890), (25, 15694312), (40, 9808945), (43, 9124600), (50, 7847156), (86, 4562300), (100, 3923578), (172, 2281150), (200, 1961789), (215, 1824920), (344, 1140575), (430, 912460), (860, 456230), (1061, 369800), (1075, 364984), (1720, 228115), (1849, 212200), (2122, 184900), (2150, 182492), (3698, 106100), (4244, 92450), (4300, 91246), (5305, 73960), (7396, 53050), (8488, 46225), (8600, 45623), (9245, 42440), (10610, 36980), (14792, 26525), (18490, 21220)]