3974580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 12265344

約数和(自身を除く): 8290764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 311, 355, 426, 622, 639, 710, 852, 933, 1065, 1244, 1278, 1420, 1555, 1866, 2130, 2556, 2799, 3110, 3195, 3732, 4260, 4665, 5598, 6220, 6390, 9330, 11196, 12780, 13995, 18660, 22081, 27990, 44162, 55980, 66243, 88324, 110405, 132486, 198729, 220810, 264972, 331215, 397458, 441620, 662430, 794916, 993645, 1324860, 1987290, 3974580]

約数ペア:

[(1, 3974580), (2, 1987290), (3, 1324860), (4, 993645), (5, 794916), (6, 662430), (9, 441620), (10, 397458), (12, 331215), (15, 264972), (18, 220810), (20, 198729), (30, 132486), (36, 110405), (45, 88324), (60, 66243), (71, 55980), (90, 44162), (142, 27990), (180, 22081), (213, 18660), (284, 13995), (311, 12780), (355, 11196), (426, 9330), (622, 6390), (639, 6220), (710, 5598), (852, 4665), (933, 4260), (1065, 3732), (1244, 3195), (1278, 3110), (1420, 2799), (1555, 2556), (1866, 2130)]