19047450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5521}}^1$

素因数の和:5559

約数の個数: 48

約数和(自身を含む): 49300416

約数和(自身を除く): 30252966

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5521, 11042, 16563, 27605, 33126, 55210, 82815, 126983, 138025, 165630, 253966, 276050, 380949, 414075, 634915, 761898, 828150, 1269830, 1904745, 3174575, 3809490, 6349150, 9523725, 19047450]

約数ペア:

[(1, 19047450), (2, 9523725), (3, 6349150), (5, 3809490), (6, 3174575), (10, 1904745), (15, 1269830), (23, 828150), (25, 761898), (30, 634915), (46, 414075), (50, 380949), (69, 276050), (75, 253966), (115, 165630), (138, 138025), (150, 126983), (230, 82815), (345, 55210), (575, 33126), (690, 27605), (1150, 16563), (1725, 11042), (3450, 5521)]