39208020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 116820480

約数和(自身を除く): 77612460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 163, 190, 211, 228, 285, 326, 380, 422, 489, 570, 633, 652, 815, 844, 978, 1055, 1140, 1266, 1630, 1956, 2110, 2445, 2532, 3097, 3165, 3260, 4009, 4220, 4890, 6194, 6330, 8018, 9291, 9780, 12027, 12388, 12660, 15485, 16036, 18582, 20045, 24054, 30970, 34393, 37164, 40090, 46455, 48108, 60135, 61940, 68786, 80180, 92910, 103179, 120270, 137572, 171965, 185820, 206358, 240540, 343930, 412716, 515895, 653467, 687860, 1031790, 1306934, 1960401, 2063580, 2613868, 3267335, 3920802, 6534670, 7841604, 9802005, 13069340, 19604010, 39208020]

約数ペア:

[(1, 39208020), (2, 19604010), (3, 13069340), (4, 9802005), (5, 7841604), (6, 6534670), (10, 3920802), (12, 3267335), (15, 2613868), (19, 2063580), (20, 1960401), (30, 1306934), (38, 1031790), (57, 687860), (60, 653467), (76, 515895), (95, 412716), (114, 343930), (163, 240540), (190, 206358), (211, 185820), (228, 171965), (285, 137572), (326, 120270), (380, 103179), (422, 92910), (489, 80180), (570, 68786), (633, 61940), (652, 60135), (815, 48108), (844, 46455), (978, 40090), (1055, 37164), (1140, 34393), (1266, 30970), (1630, 24054), (1956, 20045), (2110, 18582), (2445, 16036), (2532, 15485), (3097, 12660), (3165, 12388), (3260, 12027), (4009, 9780), (4220, 9291), (4890, 8018), (6194, 6330)]