20443680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14197}}^1$

素因数の和:14218

約数の個数: 72

約数和(自身を含む): 69768972

約数和(自身を除く): 49325292

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14197, 28394, 42591, 56788, 70985, 85182, 113576, 127773, 141970, 170364, 212955, 227152, 255546, 283940, 340728, 425910, 454304, 511092, 567880, 638865, 681456, 851820, 1022184, 1135760, 1277730, 1362912, 1703640, 2044368, 2271520, 2555460, 3407280, 4088736, 5110920, 6814560, 10221840, 20443680]

約数ペア:

[(1, 20443680), (2, 10221840), (3, 6814560), (4, 5110920), (5, 4088736), (6, 3407280), (8, 2555460), (9, 2271520), (10, 2044368), (12, 1703640), (15, 1362912), (16, 1277730), (18, 1135760), (20, 1022184), (24, 851820), (30, 681456), (32, 638865), (36, 567880), (40, 511092), (45, 454304), (48, 425910), (60, 340728), (72, 283940), (80, 255546), (90, 227152), (96, 212955), (120, 170364), (144, 141970), (160, 127773), (180, 113576), (240, 85182), (288, 70985), (360, 56788), (480, 42591), (720, 28394), (1440, 14197)]