40001430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1053

約数の個数: 64

約数和(自身を含む): 110315520

約数和(自身を除く): 70314090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 239, 478, 717, 797, 1195, 1434, 1594, 1673, 2390, 2391, 3346, 3585, 3985, 4782, 5019, 5579, 7170, 7970, 8365, 10038, 11158, 11955, 16730, 16737, 23910, 25095, 27895, 33474, 50190, 55790, 83685, 167370, 190483, 380966, 571449, 952415, 1142898, 1333381, 1904830, 2666762, 2857245, 4000143, 5714490, 6666905, 8000286, 13333810, 20000715, 40001430]

約数ペア:

[(1, 40001430), (2, 20000715), (3, 13333810), (5, 8000286), (6, 6666905), (7, 5714490), (10, 4000143), (14, 2857245), (15, 2666762), (21, 1904830), (30, 1333381), (35, 1142898), (42, 952415), (70, 571449), (105, 380966), (210, 190483), (239, 167370), (478, 83685), (717, 55790), (797, 50190), (1195, 33474), (1434, 27895), (1594, 25095), (1673, 23910), (2390, 16737), (2391, 16730), (3346, 11955), (3585, 11158), (3985, 10038), (4782, 8365), (5019, 7970), (5579, 7170)]