420900610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{53077}}^1$

素因数の和:53158

約数の個数: 32

約数和(自身を含む): 829290672

約数和(自身を除く): 408390062

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 53077, 106154, 265385, 530770, 690001, 1380002, 3237697, 3450005, 6475394, 6900010, 16188485, 32376970, 42090061, 84180122, 210450305, 420900610]

約数ペア:

[(1, 420900610), (2, 210450305), (5, 84180122), (10, 42090061), (13, 32376970), (26, 16188485), (61, 6900010), (65, 6475394), (122, 3450005), (130, 3237697), (305, 1380002), (610, 690001), (793, 530770), (1586, 265385), (3965, 106154), (7930, 53077)]