1782420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 5083008

約数和(自身を除く): 3300588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 487, 610, 732, 915, 974, 1220, 1461, 1830, 1948, 2435, 2922, 3660, 4870, 5844, 7305, 9740, 14610, 29220, 29707, 59414, 89121, 118828, 148535, 178242, 297070, 356484, 445605, 594140, 891210, 1782420]

約数ペア:

[(1, 1782420), (2, 891210), (3, 594140), (4, 445605), (5, 356484), (6, 297070), (10, 178242), (12, 148535), (15, 118828), (20, 89121), (30, 59414), (60, 29707), (61, 29220), (122, 14610), (183, 9740), (244, 7305), (305, 5844), (366, 4870), (487, 3660), (610, 2922), (732, 2435), (915, 1948), (974, 1830), (1220, 1461)]