42722940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54773}}^1$

素因数の和:54798

約数の個数: 48

約数和(自身を含む): 128828448

約数和(自身を除く): 86105508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 54773, 109546, 164319, 219092, 273865, 328638, 547730, 657276, 712049, 821595, 1095460, 1424098, 1643190, 2136147, 2848196, 3286380, 3560245, 4272294, 7120490, 8544588, 10680735, 14240980, 21361470, 42722940]

約数ペア:

[(1, 42722940), (2, 21361470), (3, 14240980), (4, 10680735), (5, 8544588), (6, 7120490), (10, 4272294), (12, 3560245), (13, 3286380), (15, 2848196), (20, 2136147), (26, 1643190), (30, 1424098), (39, 1095460), (52, 821595), (60, 712049), (65, 657276), (78, 547730), (130, 328638), (156, 273865), (195, 219092), (260, 164319), (390, 109546), (780, 54773)]