29719760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:820

約数の個数: 80

約数和(自身を含む): 80161536

約数和(自身を除く): 50441776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 727, 730, 1022, 1168, 1454, 1460, 2044, 2555, 2908, 2920, 3635, 4088, 5089, 5110, 5816, 5840, 7270, 8176, 10178, 10220, 11632, 14540, 20356, 20440, 25445, 29080, 40712, 40880, 50890, 53071, 58160, 81424, 101780, 106142, 203560, 212284, 265355, 371497, 407120, 424568, 530710, 742994, 849136, 1061420, 1485988, 1857485, 2122840, 2971976, 3714970, 4245680, 5943952, 7429940, 14859880, 29719760]

約数ペア:

[(1, 29719760), (2, 14859880), (4, 7429940), (5, 5943952), (7, 4245680), (8, 3714970), (10, 2971976), (14, 2122840), (16, 1857485), (20, 1485988), (28, 1061420), (35, 849136), (40, 742994), (56, 530710), (70, 424568), (73, 407120), (80, 371497), (112, 265355), (140, 212284), (146, 203560), (280, 106142), (292, 101780), (365, 81424), (511, 58160), (560, 53071), (584, 50890), (727, 40880), (730, 40712), (1022, 29080), (1168, 25445), (1454, 20440), (1460, 20356), (2044, 14540), (2555, 11632), (2908, 10220), (2920, 10178), (3635, 8176), (4088, 7270), (5089, 5840), (5110, 5816)]