2786940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 9360960

約数和(自身を除く): 6574020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 397, 468, 540, 585, 702, 780, 794, 1170, 1191, 1404, 1588, 1755, 1985, 2340, 2382, 3510, 3573, 3970, 4764, 5161, 5955, 7020, 7146, 7940, 10322, 10719, 11910, 14292, 15483, 17865, 20644, 21438, 23820, 25805, 30966, 35730, 42876, 46449, 51610, 53595, 61932, 71460, 77415, 92898, 103220, 107190, 139347, 154830, 185796, 214380, 232245, 278694, 309660, 464490, 557388, 696735, 928980, 1393470, 2786940]

約数ペア:

[(1, 2786940), (2, 1393470), (3, 928980), (4, 696735), (5, 557388), (6, 464490), (9, 309660), (10, 278694), (12, 232245), (13, 214380), (15, 185796), (18, 154830), (20, 139347), (26, 107190), (27, 103220), (30, 92898), (36, 77415), (39, 71460), (45, 61932), (52, 53595), (54, 51610), (60, 46449), (65, 42876), (78, 35730), (90, 30966), (108, 25805), (117, 23820), (130, 21438), (135, 20644), (156, 17865), (180, 15483), (195, 14292), (234, 11910), (260, 10719), (270, 10322), (351, 7940), (390, 7146), (397, 7020), (468, 5955), (540, 5161), (585, 4764), (702, 3970), (780, 3573), (794, 3510), (1170, 2382), (1191, 2340), (1404, 1985), (1588, 1755)]