407465488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43237}}^1$

素因数の和:43295

約数の個数: 40

約数和(自身を含む): 857841920

約数和(自身を除く): 450376432

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 43237, 86474, 172948, 345896, 691792, 821503, 1340347, 1643006, 2680694, 3286012, 5361388, 6572024, 10722776, 13144048, 21445552, 25466593, 50933186, 101866372, 203732744, 407465488]

約数ペア:

[(1, 407465488), (2, 203732744), (4, 101866372), (8, 50933186), (16, 25466593), (19, 21445552), (31, 13144048), (38, 10722776), (62, 6572024), (76, 5361388), (124, 3286012), (152, 2680694), (248, 1643006), (304, 1340347), (496, 821503), (589, 691792), (1178, 345896), (2356, 172948), (4712, 86474), (9424, 43237)]