57319220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2543}}^1$

素因数の和:2589

約数の個数: 72

約数和(自身を含む): 146168064

約数和(自身を除く): 88848844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 2543, 3220, 4508, 5086, 5635, 10172, 11270, 12715, 17801, 22540, 25430, 35602, 50860, 58489, 71204, 89005, 116978, 124607, 178010, 233956, 249214, 292445, 356020, 409423, 498428, 584890, 623035, 818846, 1169780, 1246070, 1637692, 2047115, 2492140, 2865961, 4094230, 5731922, 8188460, 11463844, 14329805, 28659610, 57319220]

約数ペア:

[(1, 57319220), (2, 28659610), (4, 14329805), (5, 11463844), (7, 8188460), (10, 5731922), (14, 4094230), (20, 2865961), (23, 2492140), (28, 2047115), (35, 1637692), (46, 1246070), (49, 1169780), (70, 818846), (92, 623035), (98, 584890), (115, 498428), (140, 409423), (161, 356020), (196, 292445), (230, 249214), (245, 233956), (322, 178010), (460, 124607), (490, 116978), (644, 89005), (805, 71204), (980, 58489), (1127, 50860), (1610, 35602), (2254, 25430), (2543, 22540), (3220, 17801), (4508, 12715), (5086, 11270), (5635, 10172)]