1871569160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{6203}}^1$

素因数の和:6630

約数の個数: 64

約数和(自身を含む): 4444545600

約数和(自身を除く): 2572976440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 397, 760, 794, 1588, 1985, 3176, 3970, 6203, 7543, 7940, 12406, 15086, 15880, 24812, 30172, 31015, 37715, 49624, 60344, 62030, 75430, 117857, 124060, 150860, 235714, 248120, 301720, 471428, 589285, 942856, 1178570, 2357140, 2462591, 4714280, 4925182, 9850364, 12312955, 19700728, 24625910, 46789229, 49251820, 93578458, 98503640, 187156916, 233946145, 374313832, 467892290, 935784580, 1871569160]

約数ペア:

[(1, 1871569160), (2, 935784580), (4, 467892290), (5, 374313832), (8, 233946145), (10, 187156916), (19, 98503640), (20, 93578458), (38, 49251820), (40, 46789229), (76, 24625910), (95, 19700728), (152, 12312955), (190, 9850364), (380, 4925182), (397, 4714280), (760, 2462591), (794, 2357140), (1588, 1178570), (1985, 942856), (3176, 589285), (3970, 471428), (6203, 301720), (7543, 248120), (7940, 235714), (12406, 150860), (15086, 124060), (15880, 117857), (24812, 75430), (30172, 62030), (31015, 60344), (37715, 49624)]