40555320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25997}}^1$

素因数の和:26024

約数の個数: 64

約数和(自身を含む): 131029920

約数和(自身を除く): 90474600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 25997, 51994, 77991, 103988, 129985, 155982, 207976, 259970, 311964, 337961, 389955, 519940, 623928, 675922, 779910, 1013883, 1039880, 1351844, 1559820, 1689805, 2027766, 2703688, 3119640, 3379610, 4055532, 5069415, 6759220, 8111064, 10138830, 13518440, 20277660, 40555320]

約数ペア:

[(1, 40555320), (2, 20277660), (3, 13518440), (4, 10138830), (5, 8111064), (6, 6759220), (8, 5069415), (10, 4055532), (12, 3379610), (13, 3119640), (15, 2703688), (20, 2027766), (24, 1689805), (26, 1559820), (30, 1351844), (39, 1039880), (40, 1013883), (52, 779910), (60, 675922), (65, 623928), (78, 519940), (104, 389955), (120, 337961), (130, 311964), (156, 259970), (195, 207976), (260, 155982), (312, 129985), (390, 103988), (520, 77991), (780, 51994), (1560, 25997)]