177019220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{14207}}^1$

素因数の和:14312

約数の個数: 48

約数和(自身を含む): 429649920

約数和(自身を除く): 252630700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 14207, 28414, 56828, 71035, 99449, 142070, 198898, 284140, 397796, 497245, 994490, 1264423, 1988980, 2528846, 5057692, 6322115, 8850961, 12644230, 17701922, 25288460, 35403844, 44254805, 88509610, 177019220]

約数ペア:

[(1, 177019220), (2, 88509610), (4, 44254805), (5, 35403844), (7, 25288460), (10, 17701922), (14, 12644230), (20, 8850961), (28, 6322115), (35, 5057692), (70, 2528846), (89, 1988980), (140, 1264423), (178, 994490), (356, 497245), (445, 397796), (623, 284140), (890, 198898), (1246, 142070), (1780, 99449), (2492, 71035), (3115, 56828), (6230, 28414), (12460, 14207)]