331377620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{38803}}^1$

素因数の和:38880

約数の個数: 48

約数和(自身を含む): 808364928

約数和(自身を除く): 476987308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 38803, 77606, 155212, 194015, 271621, 388030, 543242, 776060, 1086484, 1358105, 2366983, 2716210, 4733966, 5432420, 9467932, 11834915, 16568881, 23669830, 33137762, 47339660, 66275524, 82844405, 165688810, 331377620]

約数ペア:

[(1, 331377620), (2, 165688810), (4, 82844405), (5, 66275524), (7, 47339660), (10, 33137762), (14, 23669830), (20, 16568881), (28, 11834915), (35, 9467932), (61, 5432420), (70, 4733966), (122, 2716210), (140, 2366983), (244, 1358105), (305, 1086484), (427, 776060), (610, 543242), (854, 388030), (1220, 271621), (1708, 194015), (2135, 155212), (4270, 77606), (8540, 38803)]