60991720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{18371}}^1$

素因数の和:18465

約数の個数: 32

約数和(自身を含む): 138892320

約数和(自身を除く): 77900600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 18371, 36742, 73484, 91855, 146968, 183710, 367420, 734840, 1524793, 3049586, 6099172, 7623965, 12198344, 15247930, 30495860, 60991720]

約数ペア:

[(1, 60991720), (2, 30495860), (4, 15247930), (5, 12198344), (8, 7623965), (10, 6099172), (20, 3049586), (40, 1524793), (83, 734840), (166, 367420), (332, 183710), (415, 146968), (664, 91855), (830, 73484), (1660, 36742), (3320, 18371)]