20453310

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:484

約数の個数: 96

約数和(自身を含む): 58181760

約数和(自身を除く): 37728450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 243, 270, 285, 342, 405, 443, 486, 513, 570, 810, 855, 886, 1026, 1215, 1329, 1539, 1710, 2215, 2430, 2565, 2658, 3078, 3987, 4430, 4617, 5130, 6645, 7695, 7974, 8417, 9234, 11961, 13290, 15390, 16834, 19935, 23085, 23922, 25251, 35883, 39870, 42085, 46170, 50502, 59805, 71766, 75753, 84170, 107649, 119610, 126255, 151506, 179415, 215298, 227259, 252510, 358830, 378765, 454518, 538245, 681777, 757530, 1076490, 1136295, 1363554, 2045331, 2272590, 3408885, 4090662, 6817770, 10226655, 20453310]

約数ペア:

[(1, 20453310), (2, 10226655), (3, 6817770), (5, 4090662), (6, 3408885), (9, 2272590), (10, 2045331), (15, 1363554), (18, 1136295), (19, 1076490), (27, 757530), (30, 681777), (38, 538245), (45, 454518), (54, 378765), (57, 358830), (81, 252510), (90, 227259), (95, 215298), (114, 179415), (135, 151506), (162, 126255), (171, 119610), (190, 107649), (243, 84170), (270, 75753), (285, 71766), (342, 59805), (405, 50502), (443, 46170), (486, 42085), (513, 39870), (570, 35883), (810, 25251), (855, 23922), (886, 23085), (1026, 19935), (1215, 16834), (1329, 15390), (1539, 13290), (1710, 11961), (2215, 9234), (2430, 8417), (2565, 7974), (2658, 7695), (3078, 6645), (3987, 5130), (4430, 4617)]