20535060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3761}}^1$

素因数の和:3793

約数の個数: 96

約数和(自身を含む): 70785792

約数和(自身を除く): 50250732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3761, 5460, 7522, 11283, 15044, 18805, 22566, 26327, 37610, 45132, 48893, 52654, 56415, 75220, 78981, 97786, 105308, 112830, 131635, 146679, 157962, 195572, 225660, 244465, 263270, 293358, 315924, 342251, 394905, 488930, 526540, 586716, 684502, 733395, 789810, 977860, 1026753, 1369004, 1466790, 1579620, 1711255, 2053506, 2933580, 3422510, 4107012, 5133765, 6845020, 10267530, 20535060]

約数ペア:

[(1, 20535060), (2, 10267530), (3, 6845020), (4, 5133765), (5, 4107012), (6, 3422510), (7, 2933580), (10, 2053506), (12, 1711255), (13, 1579620), (14, 1466790), (15, 1369004), (20, 1026753), (21, 977860), (26, 789810), (28, 733395), (30, 684502), (35, 586716), (39, 526540), (42, 488930), (52, 394905), (60, 342251), (65, 315924), (70, 293358), (78, 263270), (84, 244465), (91, 225660), (105, 195572), (130, 157962), (140, 146679), (156, 131635), (182, 112830), (195, 105308), (210, 97786), (260, 78981), (273, 75220), (364, 56415), (390, 52654), (420, 48893), (455, 45132), (546, 37610), (780, 26327), (910, 22566), (1092, 18805), (1365, 15044), (1820, 11283), (2730, 7522), (3761, 5460)]