79843890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20011}}^1$

素因数の和:20047

約数の個数: 64

約数和(自身を含む): 230538240

約数和(自身を除く): 150694350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 20011, 40022, 60033, 100055, 120066, 140077, 200110, 280154, 300165, 380209, 420231, 600330, 700385, 760418, 840462, 1140627, 1400770, 1901045, 2101155, 2281254, 2661463, 3802090, 4202310, 5322926, 5703135, 7984389, 11406270, 13307315, 15968778, 26614630, 39921945, 79843890]

約数ペア:

[(1, 79843890), (2, 39921945), (3, 26614630), (5, 15968778), (6, 13307315), (7, 11406270), (10, 7984389), (14, 5703135), (15, 5322926), (19, 4202310), (21, 3802090), (30, 2661463), (35, 2281254), (38, 2101155), (42, 1901045), (57, 1400770), (70, 1140627), (95, 840462), (105, 760418), (114, 700385), (133, 600330), (190, 420231), (210, 380209), (266, 300165), (285, 280154), (399, 200110), (570, 140077), (665, 120066), (798, 100055), (1330, 60033), (1995, 40022), (3990, 20011)]