3951220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 10329984

約数和(自身を除く): 6378764

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 167, 169, 182, 260, 334, 338, 364, 455, 668, 676, 835, 845, 910, 1169, 1183, 1670, 1690, 1820, 2171, 2338, 2366, 3340, 3380, 4342, 4676, 4732, 5845, 5915, 8684, 10855, 11690, 11830, 15197, 21710, 23380, 23660, 28223, 30394, 43420, 56446, 60788, 75985, 112892, 141115, 151970, 197561, 282230, 303940, 395122, 564460, 790244, 987805, 1975610, 3951220]

約数ペア:

[(1, 3951220), (2, 1975610), (4, 987805), (5, 790244), (7, 564460), (10, 395122), (13, 303940), (14, 282230), (20, 197561), (26, 151970), (28, 141115), (35, 112892), (52, 75985), (65, 60788), (70, 56446), (91, 43420), (130, 30394), (140, 28223), (167, 23660), (169, 23380), (182, 21710), (260, 15197), (334, 11830), (338, 11690), (364, 10855), (455, 8684), (668, 5915), (676, 5845), (835, 4732), (845, 4676), (910, 4342), (1169, 3380), (1183, 3340), (1670, 2366), (1690, 2338), (1820, 2171)]