19219440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1097}}^1$

素因数の和:1186

約数の個数: 80

約数和(自身を含む): 60451488

約数和(自身を除く): 41232048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1097, 1168, 1460, 1752, 2190, 2194, 2920, 3291, 3504, 4380, 4388, 5485, 5840, 6582, 8760, 8776, 10970, 13164, 16455, 17520, 17552, 21940, 26328, 32910, 43880, 52656, 65820, 80081, 87760, 131640, 160162, 240243, 263280, 320324, 400405, 480486, 640648, 800810, 960972, 1201215, 1281296, 1601620, 1921944, 2402430, 3203240, 3843888, 4804860, 6406480, 9609720, 19219440]

約数ペア:

[(1, 19219440), (2, 9609720), (3, 6406480), (4, 4804860), (5, 3843888), (6, 3203240), (8, 2402430), (10, 1921944), (12, 1601620), (15, 1281296), (16, 1201215), (20, 960972), (24, 800810), (30, 640648), (40, 480486), (48, 400405), (60, 320324), (73, 263280), (80, 240243), (120, 160162), (146, 131640), (219, 87760), (240, 80081), (292, 65820), (365, 52656), (438, 43880), (584, 32910), (730, 26328), (876, 21940), (1095, 17552), (1097, 17520), (1168, 16455), (1460, 13164), (1752, 10970), (2190, 8776), (2194, 8760), (2920, 6582), (3291, 5840), (3504, 5485), (4380, 4388)]