11891340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 39684960

約数和(自身を除く): 27793620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 61, 76, 90, 95, 108, 114, 122, 135, 171, 180, 183, 190, 228, 244, 270, 285, 305, 342, 361, 366, 380, 513, 540, 549, 570, 610, 684, 722, 732, 855, 915, 1026, 1083, 1098, 1140, 1159, 1220, 1444, 1647, 1710, 1805, 1830, 2052, 2166, 2196, 2318, 2565, 2745, 3249, 3294, 3420, 3477, 3610, 3660, 4332, 4636, 5130, 5415, 5490, 5795, 6498, 6588, 6954, 7220, 8235, 9747, 10260, 10431, 10830, 10980, 11590, 12996, 13908, 16245, 16470, 17385, 19494, 20862, 21660, 22021, 23180, 31293, 32490, 32940, 34770, 38988, 41724, 44042, 48735, 52155, 62586, 64980, 66063, 69540, 88084, 97470, 104310, 110105, 125172, 132126, 156465, 194940, 198189, 208620, 220210, 264252, 312930, 330315, 396378, 440420, 594567, 625860, 660630, 792756, 990945, 1189134, 1321260, 1981890, 2378268, 2972835, 3963780, 5945670, 11891340]

約数ペア:

[(1, 11891340), (2, 5945670), (3, 3963780), (4, 2972835), (5, 2378268), (6, 1981890), (9, 1321260), (10, 1189134), (12, 990945), (15, 792756), (18, 660630), (19, 625860), (20, 594567), (27, 440420), (30, 396378), (36, 330315), (38, 312930), (45, 264252), (54, 220210), (57, 208620), (60, 198189), (61, 194940), (76, 156465), (90, 132126), (95, 125172), (108, 110105), (114, 104310), (122, 97470), (135, 88084), (171, 69540), (180, 66063), (183, 64980), (190, 62586), (228, 52155), (244, 48735), (270, 44042), (285, 41724), (305, 38988), (342, 34770), (361, 32940), (366, 32490), (380, 31293), (513, 23180), (540, 22021), (549, 21660), (570, 20862), (610, 19494), (684, 17385), (722, 16470), (732, 16245), (855, 13908), (915, 12996), (1026, 11590), (1083, 10980), (1098, 10830), (1140, 10431), (1159, 10260), (1220, 9747), (1444, 8235), (1647, 7220), (1710, 6954), (1805, 6588), (1830, 6498), (2052, 5795), (2166, 5490), (2196, 5415), (2318, 5130), (2565, 4636), (2745, 4332), (3249, 3660), (3294, 3610), (3420, 3477)]