28112460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7681}}^1$

素因数の和:7754

約数の個数: 48

約数和(自身を含む): 80015712

約数和(自身を除く): 51903252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 7681, 15362, 23043, 30724, 38405, 46086, 76810, 92172, 115215, 153620, 230430, 460860, 468541, 937082, 1405623, 1874164, 2342705, 2811246, 4685410, 5622492, 7028115, 9370820, 14056230, 28112460]

約数ペア:

[(1, 28112460), (2, 14056230), (3, 9370820), (4, 7028115), (5, 5622492), (6, 4685410), (10, 2811246), (12, 2342705), (15, 1874164), (20, 1405623), (30, 937082), (60, 468541), (61, 460860), (122, 230430), (183, 153620), (244, 115215), (305, 92172), (366, 76810), (610, 46086), (732, 38405), (915, 30724), (1220, 23043), (1830, 15362), (3660, 7681)]