20920065000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{1394671}}^1$

素因数の和:1394700

約数の個数: 80

約数和(自身を含む): 65354329920

約数和(自身を除く): 44434264920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1875, 2500, 3000, 3750, 5000, 7500, 15000, 1394671, 2789342, 4184013, 5578684, 6973355, 8368026, 11157368, 13946710, 16736052, 20920065, 27893420, 33472104, 34866775, 41840130, 55786840, 69733550, 83680260, 104600325, 139467100, 167360520, 174333875, 209200650, 278934200, 348667750, 418401300, 523001625, 697335500, 836802600, 871669375, 1046003250, 1394671000, 1743338750, 2092006500, 2615008125, 3486677500, 4184013000, 5230016250, 6973355000, 10460032500, 20920065000]

約数ペア:

[(1, 20920065000), (2, 10460032500), (3, 6973355000), (4, 5230016250), (5, 4184013000), (6, 3486677500), (8, 2615008125), (10, 2092006500), (12, 1743338750), (15, 1394671000), (20, 1046003250), (24, 871669375), (25, 836802600), (30, 697335500), (40, 523001625), (50, 418401300), (60, 348667750), (75, 278934200), (100, 209200650), (120, 174333875), (125, 167360520), (150, 139467100), (200, 104600325), (250, 83680260), (300, 69733550), (375, 55786840), (500, 41840130), (600, 34866775), (625, 33472104), (750, 27893420), (1000, 20920065), (1250, 16736052), (1500, 13946710), (1875, 11157368), (2500, 8368026), (3000, 6973355), (3750, 5578684), (5000, 4184013), (7500, 2789342), (15000, 1394671)]