20432700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:404

約数の個数: 108

約数和(自身を含む): 65131248

約数和(自身を除く): 44698548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 73, 75, 90, 100, 146, 150, 180, 219, 225, 292, 300, 311, 365, 438, 450, 622, 657, 730, 876, 900, 933, 1095, 1244, 1314, 1460, 1555, 1825, 1866, 2190, 2628, 2799, 3110, 3285, 3650, 3732, 4380, 4665, 5475, 5598, 6220, 6570, 7300, 7775, 9330, 10950, 11196, 13140, 13995, 15550, 16425, 18660, 21900, 22703, 23325, 27990, 31100, 32850, 45406, 46650, 55980, 65700, 68109, 69975, 90812, 93300, 113515, 136218, 139950, 204327, 227030, 272436, 279900, 340545, 408654, 454060, 567575, 681090, 817308, 1021635, 1135150, 1362180, 1702725, 2043270, 2270300, 3405450, 4086540, 5108175, 6810900, 10216350, 20432700]

約数ペア:

[(1, 20432700), (2, 10216350), (3, 6810900), (4, 5108175), (5, 4086540), (6, 3405450), (9, 2270300), (10, 2043270), (12, 1702725), (15, 1362180), (18, 1135150), (20, 1021635), (25, 817308), (30, 681090), (36, 567575), (45, 454060), (50, 408654), (60, 340545), (73, 279900), (75, 272436), (90, 227030), (100, 204327), (146, 139950), (150, 136218), (180, 113515), (219, 93300), (225, 90812), (292, 69975), (300, 68109), (311, 65700), (365, 55980), (438, 46650), (450, 45406), (622, 32850), (657, 31100), (730, 27990), (876, 23325), (900, 22703), (933, 21900), (1095, 18660), (1244, 16425), (1314, 15550), (1460, 13995), (1555, 13140), (1825, 11196), (1866, 10950), (2190, 9330), (2628, 7775), (2799, 7300), (3110, 6570), (3285, 6220), (3650, 5598), (3732, 5475), (4380, 4665)]