19375020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15377}}^1$

素因数の和:15399

約数の個数: 72

約数和(自身を含む): 67171104

約数和(自身を除く): 47796084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15377, 30754, 46131, 61508, 76885, 92262, 107639, 138393, 153770, 184524, 215278, 230655, 276786, 307540, 322917, 430556, 461310, 538195, 553572, 645834, 691965, 922620, 968751, 1076390, 1291668, 1383930, 1614585, 1937502, 2152780, 2767860, 3229170, 3875004, 4843755, 6458340, 9687510, 19375020]

約数ペア:

[(1, 19375020), (2, 9687510), (3, 6458340), (4, 4843755), (5, 3875004), (6, 3229170), (7, 2767860), (9, 2152780), (10, 1937502), (12, 1614585), (14, 1383930), (15, 1291668), (18, 1076390), (20, 968751), (21, 922620), (28, 691965), (30, 645834), (35, 553572), (36, 538195), (42, 461310), (45, 430556), (60, 322917), (63, 307540), (70, 276786), (84, 230655), (90, 215278), (105, 184524), (126, 153770), (140, 138393), (180, 107639), (210, 92262), (252, 76885), (315, 61508), (420, 46131), (630, 30754), (1260, 15377)]